-1=-(n-8)

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Solution for -1=-(n-8) equation: 


Simplifying
-1 = -1(n + -8)

Reorder the terms:
-1 = -1(-8 + n)
-1 = (-8 * -1 + n * -1)
-1 = (8 + -1n)

Solving
-1 = 8 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-1 + n = 8 + -1n + n

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

Add '1' to each side of the equation.
-1 + 1 + n = 8 + 1

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

Combine like terms: 8 + 1 = 9
n = 9

Simplifying
n = 9

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