12-(-2)m+5=-1

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Solution for 12-(-2)m+5=-1 equation: 


Simplifying
12 + -1(-2) * m + 5 = -1

Multiply -1 * -2
12 + 2m + 5 = -1

Reorder the terms:
12 + 5 + 2m = -1

Combine like terms: 12 + 5 = 17
17 + 2m = -1

Solving
17 + 2m = -1

Solving for variable 'm'.

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

Add '-17' to each side of the equation.
17 + -17 + 2m = -1 + -17

Combine like terms: 17 + -17 = 0
0 + 2m = -1 + -17
2m = -1 + -17

Combine like terms: -1 + -17 = -18
2m = -18

Divide each side by '2'.
m = -9

Simplifying
m = -9

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