3(m+7)=

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Solution for 3(m+7)= equation: 


Simplifying
3(m + 7) = 0

Reorder the terms:
3(7 + m) = 0
(7 * 3 + m * 3) = 0
(21 + 3m) = 0

Solving
21 + 3m = 0

Solving for variable 'm'.

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

Add '-21' to each side of the equation.
21 + -21 + 3m = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 3m = 0 + -21
3m = 0 + -21

Combine like terms: 0 + -21 = -21
3m = -21

Divide each side by '3'.
m = -7

Simplifying
m = -7

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