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

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


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

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

Solving
-21 + -7m = -7 + 7m

Solving for variable 'm'.

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

Add '-7m' to each side of the equation.
-21 + -7m + -7m = -7 + 7m + -7m

Combine like terms: -7m + -7m = -14m
-21 + -14m = -7 + 7m + -7m

Combine like terms: 7m + -7m = 0
-21 + -14m = -7 + 0
-21 + -14m = -7

Add '21' to each side of the equation.
-21 + 21 + -14m = -7 + 21

Combine like terms: -21 + 21 = 0
0 + -14m = -7 + 21
-14m = -7 + 21

Combine like terms: -7 + 21 = 14
-14m = 14

Divide each side by '-14'.
m = -1

Simplifying
m = -1

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