13=5+-8m

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Solution for 13=5+-8m equation:


Simplifying
13 = 5 + -8m

Solving
13 = 5 + -8m

Solving for variable 'm'.

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

Add '8m' to each side of the equation.
13 + 8m = 5 + -8m + 8m

Combine like terms: -8m + 8m = 0
13 + 8m = 5 + 0
13 + 8m = 5

Add '-13' to each side of the equation.
13 + -13 + 8m = 5 + -13

Combine like terms: 13 + -13 = 0
0 + 8m = 5 + -13
8m = 5 + -13

Combine like terms: 5 + -13 = -8
8m = -8

Divide each side by '8'.
m = -1

Simplifying
m = -1

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