-3(m-1)=57

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Solution for -3(m-1)=57 equation: 


Simplifying
-3(m + -1) = 57

Reorder the terms:
-3(-1 + m) = 57
(-1 * -3 + m * -3) = 57
(3 + -3m) = 57

Solving
3 + -3m = 57

Solving for variable 'm'.

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

Add '-3' to each side of the equation.
3 + -3 + -3m = 57 + -3

Combine like terms: 3 + -3 = 0
0 + -3m = 57 + -3
-3m = 57 + -3

Combine like terms: 57 + -3 = 54
-3m = 54

Divide each side by '-3'.
m = -18

Simplifying
m = -18

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