2n+7=8n+15

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Solution for 2n+7=8n+15 equation:


Simplifying
2n + 7 = 8n + 15

Reorder the terms:
7 + 2n = 8n + 15

Reorder the terms:
7 + 2n = 15 + 8n

Solving
7 + 2n = 15 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
7 + 2n + -8n = 15 + 8n + -8n

Combine like terms: 2n + -8n = -6n
7 + -6n = 15 + 8n + -8n

Combine like terms: 8n + -8n = 0
7 + -6n = 15 + 0
7 + -6n = 15

Add '-7' to each side of the equation.
7 + -7 + -6n = 15 + -7

Combine like terms: 7 + -7 = 0
0 + -6n = 15 + -7
-6n = 15 + -7

Combine like terms: 15 + -7 = 8
-6n = 8

Divide each side by '-6'.
n = -1.333333333

Simplifying
n = -1.333333333

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