1-m-2=1

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Solution for 1-m-2=1 equation: 


Simplifying
1 + -1m + -2 = 1

Reorder the terms:
1 + -2 + -1m = 1

Combine like terms: 1 + -2 = -1
-1 + -1m = 1

Solving
-1 + -1m = 1

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 = 1 + 1

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

Combine like terms: 1 + 1 = 2
-1m = 2

Divide each side by '-1'.
m = -2

Simplifying
m = -2

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