15=-8(8n-8)-7(n+7)

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Solution for 15=-8(8n-8)-7(n+7) equation: 


Simplifying
15 = -8(8n + -8) + -7(n + 7)

Reorder the terms:
15 = -8(-8 + 8n) + -7(n + 7)
15 = (-8 * -8 + 8n * -8) + -7(n + 7)
15 = (64 + -64n) + -7(n + 7)

Reorder the terms:
15 = 64 + -64n + -7(7 + n)
15 = 64 + -64n + (7 * -7 + n * -7)
15 = 64 + -64n + (-49 + -7n)

Reorder the terms:
15 = 64 + -49 + -64n + -7n

Combine like terms: 64 + -49 = 15
15 = 15 + -64n + -7n

Combine like terms: -64n + -7n = -71n
15 = 15 + -71n

Add '-15' to each side of the equation.
15 + -15 = 15 + -15 + -71n

Combine like terms: 15 + -15 = 0
0 = 15 + -15 + -71n

Combine like terms: 15 + -15 = 0
0 = 0 + -71n
0 = -71n

Solving
0 = -71n

Solving for variable 'n'.

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

Add '71n' to each side of the equation.
0 + 71n = -71n + 71n
Remove the zero:
71n = -71n + 71n

Combine like terms: -71n + 71n = 0
71n = 0

Divide each side by '71'.
n = 0

Simplifying
n = 0

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