-8=7-(9-n)

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Solution for -8=7-(9-n) equation:


Simplifying
-8 = 7 + -1(9 + -1n)
-8 = 7 + (9 * -1 + -1n * -1)
-8 = 7 + (-9 + 1n)

Combine like terms: 7 + -9 = -2
-8 = -2 + 1n

Solving
-8 = -2 + 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.
-8 + -1n = -2 + 1n + -1n

Combine like terms: 1n + -1n = 0
-8 + -1n = -2 + 0
-8 + -1n = -2

Add '8' to each side of the equation.
-8 + 8 + -1n = -2 + 8

Combine like terms: -8 + 8 = 0
0 + -1n = -2 + 8
-1n = -2 + 8

Combine like terms: -2 + 8 = 6
-1n = 6

Divide each side by '-1'.
n = -6

Simplifying
n = -6

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