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Subjects>Math>Other Math

If 3n plus 4n equals 42 then n is?

Updated: 4/28/2022

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∙ 15y ago

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3n + 4n = 42 7n = 42 n = 42/7 n = 6

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Continue Learning about Other Math

What is 5 plus 4n equals to?

4n + 5

How do you factor 12n2 plus 5n minus 2?

(4n - 1)(3n + 2)

What is -9n plus 5n?

it equals -4n

What is 4n plus 3 equals 15?

4n + 3 = 15 4n +3 - 3 = 15 - 3 4n = 12 4n/4 = 12/4 n = 3

What is the answer for 7n plus 6n-5 equals 4n plus 4?

n = 1 7n + 6n - 5 = 4n + 4 13n - 5 = 4n + 4 13n - 4n - 5 = 4n - 4n + 4 9n - 5 = 4 9n -5 + 5 = 4 + 5 9n = 9 n = 1

Related questions

What is 4n-8 equals 3n plus 2?

4n-8=3n+2 4n=3n+2+8 4n=3n+10 4n-3n+10 n=10 N = 10

What is 3n plus 2n equals 7 plus 4n?

3n + 2n = 7 + 4n 5n = 7 + 4n 5n - 4n = 7 n = 7

What is the answer to 3 plus 3n equals 9 plus 2n plus 4n?

3 + 3n = 9 + 2n + 4n n = -2

What is the operation for 3n plus 18 equals 39-4n?

3n+18 = 39 -4n 3n+4n = 39 -18 7n = 21 n = 3

What is the answer to 5n-7 equals 3n plus 2?

4n

7n plus 2y-3n plus y equals?

4n + 3y

What is the sum of the equation 3n plus 4n equals -14?

3n + 4n = -14 7n /7 = -14 /7 n = -2

What is -n plus 4n?

-n + 4n = 4n - n = 3n Done!!!!!

What is the solution to 6n-4-3 equals 3n plus 10 plus 4n?

6n - 4 - 3 = 3n + 10 + 4n -7 = 7n - 6n + 10 -17 = n

What Is The Answer To This Problem 3n plus 12 equals 7n?

Subtracting 3n from each side gives 12 = 4n or 4n = 12. n = 12/4 n = 3

What is 3n-9 plus 4n equals 8n?

3n - 9 + 4n = 8nCombine like terms:7n - 9 = 8nSubtract 7n from both sides:-9 = n

How do you solve 4n plus 13 equals n minus 8?

As follows:- 4n+13 = n-8 4n-n = -8-13 3n = -21 n = -7

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