8-2n-7=8n-5-7n

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Solution for 8-2n-7=8n-5-7n equation:


Simplifying
8 + -2n + -7 = 8n + -5 + -7n

Reorder the terms:
8 + -7 + -2n = 8n + -5 + -7n

Combine like terms: 8 + -7 = 1
1 + -2n = 8n + -5 + -7n

Reorder the terms:
1 + -2n = -5 + 8n + -7n

Combine like terms: 8n + -7n = 1n
1 + -2n = -5 + 1n

Solving
1 + -2n = -5 + 1n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
1 + -2n + -1n = -5 + 1n + -1n

Combine like terms: -2n + -1n = -3n
1 + -3n = -5 + 1n + -1n

Combine like terms: 1n + -1n = 0
1 + -3n = -5 + 0
1 + -3n = -5

Add '-1' to each side of the equation.
1 + -1 + -3n = -5 + -1

Combine like terms: 1 + -1 = 0
0 + -3n = -5 + -1
-3n = -5 + -1

Combine like terms: -5 + -1 = -6
-3n = -6

Divide each side by '-3'.
n = 2

Simplifying
n = 2

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