3(m+7)-2=7

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Solution for 3(m+7)-2=7 equation:


Simplifying
3(m + 7) + -2 = 7

Reorder the terms:
3(7 + m) + -2 = 7
(7 * 3 + m * 3) + -2 = 7
(21 + 3m) + -2 = 7

Reorder the terms:
21 + -2 + 3m = 7

Combine like terms: 21 + -2 = 19
19 + 3m = 7

Solving
19 + 3m = 7

Solving for variable 'm'.

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

Add '-19' to each side of the equation.
19 + -19 + 3m = 7 + -19

Combine like terms: 19 + -19 = 0
0 + 3m = 7 + -19
3m = 7 + -19

Combine like terms: 7 + -19 = -12
3m = -12

Divide each side by '3'.
m = -4

Simplifying
m = -4

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