Which property should Remus use to solve the equation below?

7q=49

Answers

Answer 1
7q = 49......division property of equality....divide both sides by 7
q = 49/7
q = 7
Answer 2

Answer:

division property of equality

Step-by-step explanation:

7q= 49

To solve this equation we  need to get 'q' alone

In order to get 'q' alone, we need to remove 7 from 'q'

Here 7 is multiplied with 'q'

To remove any number we always do opposite operation

Opposite operation of multiplication is division

So we divide both sides by 7

q= 7

Here we used division property of equality


Related Questions

math questions down below

Answers

its 3l-40 or 5l-3 the answer is

I will give BRAINLIEST to whoever is correct.

Answers

its the top one to the right

9.
Which of these is a simplified form of the equation 6y + 4 = 8 + 2y + 2y? (5 points)


6y = 8
10y = 12
2y = 4
4y = 12
10.
The work of a student to solve the equation 2(3x – 4) = 8 + 2x + 4 is shown below:

Step 1: 2(3x – 4) = 8 + 2x + 4

Step 2: 5x – 6 = 12 + 2x

Step 3: 5x – 2x = 12 + 6

Step 4: 3x = 18

Step 5: x = 6

In which step did the student first make an error and what is the correct step? (5 points)



Step 2; 6x – 6 = 2(6 + x + 2)
Step 2; 6x – 8 = 12 + 2x
Step 3; 5x – 2x = 12 – 6
Step 3; 5x + 2x = 12 + 6

Answers

9.
6y+4=8+2y+2y
Combine like terms
6y+4=8+4y
Get like terms on the same side, subtract 4 from both sides to get
6y=4+4y
Subtract 4y from both sides to get
2y=4 IS the answer (even though it can be simplified further, that answer isn't one of the choices so 2y=4 is the equation simplified.)

10.
Step 2 was the mistake when you distribute a number you don't add (which is what they did to get 5x) you multiply to get 6x. So the correct step 2 would be
6x-8=12+2x
Becuase of the distributive property.

Hope this helped!



Question 9:

6y + 4 = 8 + 2y + 2y

6y + 4 = 8 + 4y

6y - 4y = 8 - 4

2y = 4

y = [tex] \frac{4}{2} [/tex]

y = 2

Hence, the answer is C.

Question 10:

2(3x – 4) = 8 + 2x + 4

6x - 8 = 12 + 2x

6x - 2x = 12 + 8

4x = 20

x = [tex] \frac{20}{4} [/tex]

x = 5

Hence, the answer is B.

Solve 11 and 13 pleaseeeee

Answers

32 degees, 43.8 degrees, 53.8, 63.8 Yes they are proportional

What is the length of a rectangle with a width of 18in and an area of 117in

Answers

Hi, your answer is 6.5 inches.

Hoped I helped,
Dawn
The formula to find a rectangles area is b*h/2=A or l*w/2=A

So all you have to do is this, multiply the area by 2, and divide by the width.

Once you do this, you should come up with the 13*18/2=117
13 being the length.

If you were to use the substitution method to solve the following system, choose the new equation after the expression equivalent to y from the second equation is substituted into the first equation. 2x − 7y = 4 3x + y = −17

Answers

The simultaneous equations are
2x - 7y = 4         (1)
3x + y = -17       (2)

Write (2) as
y = - 3x - 17       (3)

Substitute (3) into (1).
2x - 7(-3x - 17) = 4
2x + 21x + 119 = 4
23x = -115
x = -5
This is the equation obtained after substituting y from the second equation into the first equation.
The solution for y is
y = -3(-5) - 17 = -2

Answer: x = -5

Note: The solution is x = -5,  y = -2.

This month, Kami sold 70 figures in 2 sizes. The large figures sold for $12 and the small figures for $8. The amount of money received from the sales of the large figures were equal to the amount he earned from the small figures. How many large figures did he sell?(options) A-20 B-28 C-35 D-42 E-50.

Answers

I believe the answer is letter A I might be wrong but still

Kami sold 28 large figures, as their earnings equaled that of 42 small figures. (Option B)

Let's denote the number of large figures sold as [tex]\( L \)[/tex] and the number of small figures sold as [tex]\( S \).[/tex]

We know the following:

1. [tex]\( L + S = 70 \)[/tex] (Total figures sold)

2.[tex]\( 12L = 8S \)[/tex] (Amount earned from large figures equals the amount earned from small figures)

We can use these equations to solve for [tex]\( L \):[/tex]

From equation 2, we can express [tex]\( S \) in terms of \( L \):[/tex]

[tex]\[ S = \frac{12L}{8} = \frac{3L}{2} \][/tex]

Now, we can substitute this expression for [tex]\( S \)[/tex] into equation 1:

[tex]\[ L + \frac{3L}{2} = 70 \][/tex]

Multiplying both sides by 2 to clear the fraction:

[tex]\[ 2L + 3L = 140 \]\[ 5L = 140 \][/tex]

Now, divide both sides by 5:

[tex]\[ L = \frac{140}{5} = 28 \][/tex]

So, Kami sold [tex]\( 28 \)[/tex] large figures.

Therefore, the answer is option B - 28.

wallace has a $50 bill. pizza pies cost 12.25 each. if p represents the number of pizzas he buys, write an expression for the change he recieves

Answers

Since he has to give 50, and 12.25*p is the amount of money he has to spend (since it's 12.25 per pizza), we have 50-12.25=change

To calculate the change Wallace receives, subtract the total cost of pizzas (12.25 times p) from the original $50.

To answer the question of how to write an expression for the change Wallace receives after buying p number of pizzas, we need to use a simple algebraic expression. Wallace has a $50 bill and each pizza cost $12.25. If p represents the number of pizzas, then the total cost of the pizzas would be 12.25 times p. To find the change he receives, we subtract this amount from the original $50.

The expression for the change Wallace receives is:

Change = 50 - (12.25 times p)

a balloon pump and 3 packs of balloons cost £9 altogether. a balloon pump and 4 packs of balloons cost £11 altogether. how much dose a balloon pump anf 8 packs of balloons cost?

Answers

let the balloon pump be m and one pack of balloons be n.
we will use the given data to calculate the the price of balloon pump (m) as well as the price of one pack of balloons (n). Then, we will use these prices to calculate the requirement.

First, we know that 1 balloon pump (m) added to 3 packs of balloons (3n) costs 9£
this means that: m + 3n = 9
therefore: m = 9 - 3n .................> equation 1

Then, we know that one pump (m) and 4 packs (4n) cost 11£.
this means that: m + 4n = 11 ..........> equation 2

Substitute with equation 1 in 2:
9 - 3n + 4n = 11
n = 11 - 9
n = 2£
Substitute with the value of n in equation 1:
m = 9 - 3n = 9 - 3(2) = 9 - 6 = 3£

we know to know the price of one pump and eight packs:
price = m + 8n = 3 + 8(2) = 3 + 16 = 19£

explain the difference in meaning between |-3| and -3

Answers

| -3 | and -3

the absolute value of a number is just how many spaces that number is from 0. So it is not negative because distance is not measured in negative values.. The absolute value of a number is positive. So |-3| = 3.

-3 just equals -3.

so the difference, I guess, is that -3 is negative but the absolute value of -3 is positive

The number is positive when measured in absolute value. So |-3| = 3. since distance cannot be calculated in negative quantities.

What is the number?

A number is a mathematical entity that can be used to count, measure, or name things. For example, 1, 2, 56, etc. are the numbers.

It is given that:

Two numbers are given:

|-3| and -3

As we know, the mod function has positive range.

Let f(x) = |x|

The range of the function is [0, ∞)

The value of |-3| will be 3 after removing the mod which is also called the absolute value of the mod function.

A number's distance from zero, or its absolute value, is expressed as the number of spaces.

Since distance cannot be calculated in negative quantities, it cannot be negative. A number is positive when measured in absolute value. So |-3| = 3.

Thus, the number is positive when measured in absolute value. So |-3| = 3. since distance cannot be calculated in negative quantities.

Learn more about the number here:

brainly.com/question/17429689

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How does the numbers of zeros in the product of 8 and 5000 compare to the number of zeros in the factors?

Answers

if product means to multiply than
5000*8= 40000
Answer: There is one more zero in the product.

Find the sum or difference of 8-6.38

Answers

The answer is 8-6.38=1.62
(Difference) 8-6.38= 1.6
(Sum) 8+6.38= 15.38

A Fast food restaurant sold 30 burgers with cheese.If the ratio of burgers sold with cheese compared to without cheese was 10:7,How many burgers did they sell total?

Answers

To find the total number of burgers sold, we use the ratio of burgers with cheese to those without (10:7), determine the number of sets in the 30 burgers with cheese sold, and calculate the number of burgers without cheese accordingly. The restaurant sold a total of 51 burgers.

To determine the total number of burgers sold, we can use the given ratio of burgers with cheese to burgers without cheese, which is 10:7. This means for every 10 burgers with cheese, there are 7 burgers without cheese. We're told that the restaurant sold 30 burgers with cheese. Since these represent the '10' part of the ratio, we can find out how many sets of '10' there are in 30 burgers to then calculate the '7' part of the ratio.

First, we divide the number of cheeseburgers by 10:

30 burgers with cheese \/ 10 = 3 sets

Next, we multiply the 7 parts of the ratio by 3 to find the number of burgers without cheese:

7 x 3 = 21 burgers without cheese

To find the total number of burgers sold, we add the number of burgers with cheese and the number without cheese:

Total number of burgers = 30 (with cheese) + 21 (without cheese) = 51 burgers

The length of a rectangle is 2 units shorter than one-fifth of the width, x.

Which expression represents the perimeter of the rectangle?




​ 2/5x−8 ​

12/5x−4

2/5x−4

12/5x−2

Answers

y = 1/5x - 2

Perimeter = 2(x + y)

P = 2(x + 1/5x - 2)
P = 12/5x - 4

I just took the test and the answer is B. 12/5x - 4

In case anyone else has the same question

Order the following fractions from least to greatest: 5/16, 3/4, 1/2

A: 1/2, 3/4, 5/16

B: 3/4, 5/16, 1/2

C: 5/16, 1/2, 3/4

D, 1/2, 5/16, 3/4

Answers

The answer to the question is C
C is the answer because 1/2 = 8/16, and 3/4 = 12/16, meaning 5/16 is the least.

According to the dietary guidelines for Americans which of the following is important in order to maintain a healthy weight?

A. Get all the nutrients your body needs
B. Balance calories eaten with activity level
C. Wash hands when preparing food
D. Eat nutrient-dense food

Which of the following is an example of proper food handling?

A. only clean the surface when you are done cooking
B. place frozen foods on the countertop to thaw
C. keep all perishable foods inside cabinets
D. keep your hands clean while you are cooking

Which of the following is a good choice according to the dietary guidelines?

A. Diet Soft Drinks
B. Frozen Yogurt
C. Salmon
D. Fruit Snacks

Answers

1.) B, as calories in needs to meet calories burned to maintain weight
2.) D, as it is the only choice that remotely prevents food-borne illness
3.) C, as salmon has high protein and healthy fats, while the rest of the foods listed are full of sugar, processed ingredients, or artificial sweeteners.

A triangle has a height of x meters and a base of 14 meters. Write and solve an inequality for the values of x that give an area of at most 112 m

Answers

1/2*14m*x <= 112m^2 

x<=112m^2/7m=112m/7 =16m 

so x<=16m

Answer:

The values of x must be 16 meters or less to satisfy the inequality. (x ≤ 16 m)

Step-by-step explanation:

The area of a triangle is given by the formula:

A=[tex]\frac{bh}{2}[/tex]

Where 'b' is the base of the triangle (in this case is equals to 14 meters)

'h' is the height of the triangle (in this case is x)

As the area of the triangle must be less or equal to 112 m², the inequality is given by:

112m²≥[tex]\frac{(14m)x}{2}[/tex]

[tex]\frac{112m^{2}*2 }{14m}[/tex]≥x

16m ≥ x

there were 101 passengers on the mayflower. how could only 41 of them make an agreement for all ?

Answers

Final Answer:

41 passengers on the Mayflower were able to make an agreement for all through a democratic process, likely involving discussions, debates, and voting.

Explanation:

The key to understanding how 41 passengers could make an agreement for all lies in the democratic decision-making process. On the Mayflower, it's reasonable to assume that the passengers engaged in discussions and debates to reach a consensus on important matters. In a democratic setting, decisions are often made through a majority vote. If a decision required agreement from the majority of passengers, and there were 101 passengers in total, then 41 individuals would be sufficient to constitute a majority.

Democracy operates on the principle of majority rule, meaning that decisions are determined by the preferences of more than half of the participants. In this case, if 41 passengers were in agreement, they would have constituted a majority, allowing them to make decisions on behalf of the entire group. This form of decision-making is practical for large groups, as it ensures that a reasonable number of individuals can come together to reach decisions efficiently.

It's important to note that not all decisions may have required the same level of agreement. Some matters might have been settled through a simple majority vote, while others could have required a higher threshold. Nevertheless, the democratic process would have provided a mechanism for the passengers to collectively make decisions and navigate the challenges they faced on the Mayflower.

Mandy is trying to subtract 4 - 12 and she has asked you for help how would you explain the process of solving a problem to Mandy using a number line

Answers

Go 12 units to the left of 4, you get -8.

Hope this helps!
You start at 12 in the number line then move 4 spaces backwards so 12-4 would equal 8

Explain how the Venn diagrams in this lesson show that all integers and all whole numbers are rational numbers

Answers

The Venn diagram shows that rational numbers include all integers (-3, -2, -1, 0, 1, 2, 3,) and all whole numbers (0, 1, 2, 3, 4, 5). Inside the rational numbers circle is the integer circle, and the whole numbers circle, which concludes that all integers and whole numbers are rational numbers. 

All integers in which real numbers are involved can be written as p/q such that p and q are integers so they will be a rational number.

What is an irrational number?

Any real number that cannot be written as the quotient of two integers, p/q, where p and q are both integers, is referred to as an irrational number.

In another word, irrational numbers are those numbers that can not terminate.

For example, √2, and √3 are irrational numbers because they cannot be written as p/q where p and q both should be integers.

All integers are non-decimal numbers so they can be written as p/q such that p and q both will be integers so they will be a rational number.

The whole number is a positive integer so it will be in the category of integers only.

So,

In the given Venn diagram it is clear that in the real number all rational and irrational numbers are included in the rational number integer and in which the whole number is shown.

Hence "All integers in which real numbers are involved can be written as p/q such that p and q are integers so they will be a rational number".

For more about the irrational number,

https://brainly.com/question/4031928

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Evaluate the expression 6x7-3^2x9+4^3

Answers

6x7-3^2x9+4^3
= 42 - 9x9 + 64
= 42 - 81 + 64
= 25

wich is the mean of the following numbers 5,6,4,6,4

Answers

mean = (5+6+4+6+4)/5 = 25/5 = 5

answer
mean = 5
5+6+4+6+4=25
25/5=5
the answer is 5

If x^2=10,What is the value of x?

Answers

first one is the answer
x = +- sqrt (10)
If x^2 is 10, then the value of x would be sqrt(10). Since 10 is not a perfect square, you would have to take the square root of it and then square it to get rid of the square root symbol

what is the balance as a result of having a credit of $84 and a debit of $29

Answers

84-29=x
55=x
You will have a $55 credit

84-29=55

84 is your credit and 29 is your debit


I need to know 37-45 and show work

Answers

37-45= -8
The answer is a negative number
No problem!  since 37 is smaller than 45, then your answer will be negative,  so instead, switch the numbers around, making it 45-37.  Now, just find the answer (8), and add a negative.  So your answer is -8.

37-45=x
45-37= -x
45-37=8
47-35=-8

A yellow jacket can fly 4.5 meters in 9 seconds.find the unit rate in meters per second

Answers

the answer is .5 because to set it up you write 4.5/9 and then n/1 so 4.5 times 1 = 4.5 then you multiply 9 times n so it would be 9n, so then you didvide 9 by both sides so n=.5 so the unit rate is 1: .5

2/1 or 2:1 or 2 meters per second

what is the distance between A(3,-4) and B(-1,3) (distance formula)

Answers

Since the distance formula is sqrt((x1-x2)^2+(y1-y2)^2), we can plug that in to get sqrt((3-(-1))^2+(-4-3)^2)) from the x and y values of the first set of points and then subtracting the x and y values from the second set of points from that. After that, we get sqrt(4^2+(-7)^2)=sqrt(16+49)=sqrt(65)

What's the distance between the points (-3,11) and (5,5)

Answers

Using the distance formula, we first find the distance from -3 and 5 (-3-5)=-8). Next, we square that (64). We then repeat the process for the y values (11-5=6, and 6^2=36).We add them up (64+36=100), and square root that to get 10

How many times heavier is a 16 1/2 pound rockthen a 10 1/2 pound rock

Answers

A 16 1/2 pound rock is 6 more pounds heavier than a 10 1/2 pound rock.

Answer: [tex]16\dfrac{1}{2}[/tex] pound rock is 1.571 times heavier than [tex]10\dfrac{1}{2}[/tex] pounds rock.

Step-by-step explanation:

Since we have given that

Quantity of rock = [tex]16\dfrac{1}{2}\ pounds=\dfrac{33}{2}\ pounds[/tex]

Quantity of another rock = [tex]10\dfrac{1}{2}=\dfrac{21}{2}\ pounds[/tex]

We need to find the number of times heavier is 16 1/2 pound rockthen a 10 1/2 pound rock.

so, number of times is given by

[tex]\dfrac{33}{2}\div \dfrac{21}{2}\\\\=\dfrac{33}{2}\times \dfrac{2}{21}\\\\=\dfrac{33}{21}\\\\=1.571[/tex]

Hence, [tex]16\dfrac{1}{2}[/tex] pound rock is 1.571 times heavier than [tex]10\dfrac{1}{2}[/tex] pounds rock.

Teresa will rent a car for the weekend . She can choose one of two plans . The first plan has no initia fee but costs $0.70 per mile driven . The second plan has an initial fee of $65 and costs an additional $0.20 per mile driven . How many miles would Teresa need to drive for the two plans to cost the same ?

Answers

130 miles, which would equal 91 dollars for both of them
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