-1=7-n

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Solution for -1=7-n equation:


Simplifying
-1 = 7 + -1n

Solving
-1 = 7 + -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 = 7 + -1n + n

Combine like terms: -1n + n = 0
-1 + n = 7 + 0
-1 + n = 7

Add '1' to each side of the equation.
-1 + 1 + n = 7 + 1

Combine like terms: -1 + 1 = 0
0 + n = 7 + 1
n = 7 + 1

Combine like terms: 7 + 1 = 8
n = 8

Simplifying
n = 8

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