2=-1+7m-8m

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Solution for 2=-1+7m-8m equation:


Simplifying
2 = -1 + 7m + -8m

Combine like terms: 7m + -8m = -1m
2 = -1 + -1m

Solving
2 = -1 + -1m

Solving for variable 'm'.

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

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

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

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

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

Combine like terms: -1 + -2 = -3
m = -3

Simplifying
m = -3

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