-13=3+m+3m

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Solution for -13=3+m+3m equation:


Simplifying
-13 = 3 + m + 3m

Combine like terms: m + 3m = 4m
-13 = 3 + 4m

Solving
-13 = 3 + 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
-13 + -4m = 3 + 4m + -4m

Combine like terms: 4m + -4m = 0
-13 + -4m = 3 + 0
-13 + -4m = 3

Add '13' to each side of the equation.
-13 + 13 + -4m = 3 + 13

Combine like terms: -13 + 13 = 0
0 + -4m = 3 + 13
-4m = 3 + 13

Combine like terms: 3 + 13 = 16
-4m = 16

Divide each side by '-4'.
m = -4

Simplifying
m = -4

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