159=3(4+7m)

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Solution for 159=3(4+7m) equation: 


Simplifying
159 = 3(4 + 7m)
159 = (4 * 3 + 7m * 3)
159 = (12 + 21m)

Solving
159 = 12 + 21m

Solving for variable 'm'.

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

Add '-21m' to each side of the equation.
159 + -21m = 12 + 21m + -21m

Combine like terms: 21m + -21m = 0
159 + -21m = 12 + 0
159 + -21m = 12

Add '-159' to each side of the equation.
159 + -159 + -21m = 12 + -159

Combine like terms: 159 + -159 = 0
0 + -21m = 12 + -159
-21m = 12 + -159

Combine like terms: 12 + -159 = -147
-21m = -147

Divide each side by '-21'.
m = 7

Simplifying
m = 7

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