-13=5(1+4m)-7m

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Solution for -13=5(1+4m)-7m equation:


Simplifying
-13 = 5(1 + 4m) + -7m
-13 = (1 * 5 + 4m * 5) + -7m
-13 = (5 + 20m) + -7m

Combine like terms: 20m + -7m = 13m
-13 = 5 + 13m

Solving
-13 = 5 + 13m

Solving for variable 'm'.

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

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

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

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

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

Combine like terms: 5 + 13 = 18
-13m = 18

Divide each side by '-13'.
m = -1.384615385

Simplifying
m = -1.384615385

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