7n+34=15n-86

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Solution for 7n+34=15n-86 equation:


Simplifying
7n + 34 = 15n + -86

Reorder the terms:
34 + 7n = 15n + -86

Reorder the terms:
34 + 7n = -86 + 15n

Solving
34 + 7n = -86 + 15n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-15n' to each side of the equation.
34 + 7n + -15n = -86 + 15n + -15n

Combine like terms: 7n + -15n = -8n
34 + -8n = -86 + 15n + -15n

Combine like terms: 15n + -15n = 0
34 + -8n = -86 + 0
34 + -8n = -86

Add '-34' to each side of the equation.
34 + -34 + -8n = -86 + -34

Combine like terms: 34 + -34 = 0
0 + -8n = -86 + -34
-8n = -86 + -34

Combine like terms: -86 + -34 = -120
-8n = -120

Divide each side by '-8'.
n = 15

Simplifying
n = 15

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