4m-15=-42+m

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Solution for 4m-15=-42+m equation:


Simplifying
4m + -15 = -42 + m

Reorder the terms:
-15 + 4m = -42 + m

Solving
-15 + 4m = -42 + m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
-15 + 4m + -1m = -42 + m + -1m

Combine like terms: 4m + -1m = 3m
-15 + 3m = -42 + m + -1m

Combine like terms: m + -1m = 0
-15 + 3m = -42 + 0
-15 + 3m = -42

Add '15' to each side of the equation.
-15 + 15 + 3m = -42 + 15

Combine like terms: -15 + 15 = 0
0 + 3m = -42 + 15
3m = -42 + 15

Combine like terms: -42 + 15 = -27
3m = -27

Divide each side by '3'.
m = -9

Simplifying
m = -9

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