7n-15=8n+39

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Solution for 7n-15=8n+39 equation:


Simplifying
7n + -15 = 8n + 39

Reorder the terms:
-15 + 7n = 8n + 39

Reorder the terms:
-15 + 7n = 39 + 8n

Solving
-15 + 7n = 39 + 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.
-15 + 7n + -8n = 39 + 8n + -8n

Combine like terms: 7n + -8n = -1n
-15 + -1n = 39 + 8n + -8n

Combine like terms: 8n + -8n = 0
-15 + -1n = 39 + 0
-15 + -1n = 39

Add '15' to each side of the equation.
-15 + 15 + -1n = 39 + 15

Combine like terms: -15 + 15 = 0
0 + -1n = 39 + 15
-1n = 39 + 15

Combine like terms: 39 + 15 = 54
-1n = 54

Divide each side by '-1'.
n = -54

Simplifying
n = -54

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