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Bumek [7]
3 years ago
11

3r+n^2-r+5-2n+2 simplify

Mathematics
1 answer:
andrey2020 [161]3 years ago
4 0
3r+n^2-r+5-2n+2=n^2-2n+(3r-r)+(5+2)\\\\=\boxed{n^2-2n+2r+7}
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A car travels a distance of 360 miles in 6 hours. What is the average speed of the car for this trip? Solve for speed.
Nastasia [14]

Answer:

60 m/h

Step-by-step explanation:

S = d/t

S= 360/60

S= 60

6 0
3 years ago
Answer this please. You will get 15 points.
Naya [18.7K]

The given equation, a = (2b + 10) / 6, solved for b is b = 3a - 5

<h3>Solving an equation for a variable</h3>

From the question, we are to solve the given equation for b.

From the given information,

The given question is

a = (2b + 10) / 6

Now, to solve the given equation for b, we will make b the subject of the relation.

Solving the equation for b

a = (2b + 10) / 6

Multiply both sides of the equation by 6

6 × a = 6 × (2b + 10) / 6

6a = 2b + 10

Subtract 10 from both sides of the equation

6a - 10 = 2b + 10 - 10

6a - 10 = 2b

Divide through by 2

6a/2 - 10/2 = 2b/2

3a - 5 = b

Therefore,

b = 3a - 5

Hence, the equation solved for b is b = 3a - 5

Learn more on Solving an equation for a variable here: brainly.com/question/19041791

#SPJ1

5 0
1 year ago
4(2m-5)=2(3m-4)-6m what is the value of M
Schach [20]

Answer:

\frac{3}{2}

Step-by-step explanation:

4(2x - 5) = 2(3x - 4) - 6x =   \\  8x - 20 = 6x - 8 - 6x = \\   8x = 20 - 6  \\  \frac{8x}{8}  =  \frac{20 - 8}{8}  \\  x =  \frac{3}{2}

hope its clear ♡

5 0
2 years ago
Jonathan and his sister Jennifer have a combined age of 48. If Jonathan is twice as old as his sister, how old is Jennifer
Pani-rosa [81]

The age of Jennifer is 16.

<h3>What is Jennifer's age?</h3>

Let Jennifer's age be represented with x

Jonathan's age would be 2x

The sum of their ages would be 48

2x + x = 48

3x = 48

x = 48 /3 = 16

To learn more about addition, please check: brainly.com/question/19628082

#SPJ1

6 0
2 years ago
What is the answer for <br> -6n-2n=16
djverab [1.8K]

Answer:

n=-2

Step-by-step explanation:

-6n-2n=16

-8n=16

n=16/-8

n=-2

8 0
4 years ago
Read 2 more answers
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