4m+12=-18

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Solution for 4m+12=-18 equation: 


Simplifying
4m + 12 = -18

Reorder the terms:
12 + 4m = -18

Solving
12 + 4m = -18

Solving for variable 'm'.

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

Add '-12' to each side of the equation.
12 + -12 + 4m = -18 + -12

Combine like terms: 12 + -12 = 0
0 + 4m = -18 + -12
4m = -18 + -12

Combine like terms: -18 + -12 = -30
4m = -30

Divide each side by '4'.
m = -7.5

Simplifying
m = -7.5

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