-1m+-1=8

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Solution for -1m+-1=8 equation: 


Simplifying
-1m + -1 = 8

Reorder the terms:
-1 + -1m = 8

Solving
-1 + -1m = 8

Solving for variable 'm'.

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

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

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

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

Divide each side by '-1'.
m = -9

Simplifying
m = -9

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