-8=9+m

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Solution for -8=9+m equation:


Simplifying
-8 = 9 + m

Solving
-8 = 9 + m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
-8 + -1m = 9 + m + -1m

Combine like terms: m + -1m = 0
-8 + -1m = 9 + 0
-8 + -1m = 9

Add '8' to each side of the equation.
-8 + 8 + -1m = 9 + 8

Combine like terms: -8 + 8 = 0
0 + -1m = 9 + 8
-1m = 9 + 8

Combine like terms: 9 + 8 = 17
-1m = 17

Divide each side by '-1'.
m = -17

Simplifying
m = -17

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