8n-15=57+2n

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Solution for 8n-15=57+2n equation:


Simplifying
8n + -15 = 57 + 2n

Reorder the terms:
-15 + 8n = 57 + 2n

Solving
-15 + 8n = 57 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
-15 + 8n + -2n = 57 + 2n + -2n

Combine like terms: 8n + -2n = 6n
-15 + 6n = 57 + 2n + -2n

Combine like terms: 2n + -2n = 0
-15 + 6n = 57 + 0
-15 + 6n = 57

Add '15' to each side of the equation.
-15 + 15 + 6n = 57 + 15

Combine like terms: -15 + 15 = 0
0 + 6n = 57 + 15
6n = 57 + 15

Combine like terms: 57 + 15 = 72
6n = 72

Divide each side by '6'.
n = 12

Simplifying
n = 12

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