7(-m-3)=45-m

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Solution for 7(-m-3)=45-m equation:


Simplifying
7(-1m + -3) = 45 + -1m

Reorder the terms:
7(-3 + -1m) = 45 + -1m
(-3 * 7 + -1m * 7) = 45 + -1m
(-21 + -7m) = 45 + -1m

Solving
-21 + -7m = 45 + -1m

Solving for variable 'm'.

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

Add 'm' to each side of the equation.
-21 + -7m + m = 45 + -1m + m

Combine like terms: -7m + m = -6m
-21 + -6m = 45 + -1m + m

Combine like terms: -1m + m = 0
-21 + -6m = 45 + 0
-21 + -6m = 45

Add '21' to each side of the equation.
-21 + 21 + -6m = 45 + 21

Combine like terms: -21 + 21 = 0
0 + -6m = 45 + 21
-6m = 45 + 21

Combine like terms: 45 + 21 = 66
-6m = 66

Divide each side by '-6'.
m = -11

Simplifying
m = -11

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