-7(-m-3)=-56

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Solution for -7(-m-3)=-56 equation:


Simplifying
-7(-1m + -3) = -56

Reorder the terms:
-7(-3 + -1m) = -56
(-3 * -7 + -1m * -7) = -56
(21 + 7m) = -56

Solving
21 + 7m = -56

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 + 7m = -56 + -21

Combine like terms: 21 + -21 = 0
0 + 7m = -56 + -21
7m = -56 + -21

Combine like terms: -56 + -21 = -77
7m = -77

Divide each side by '7'.
m = -11

Simplifying
m = -11

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