72=28-m

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Solution for 72=28-m equation:


Simplifying
72 = 28 + -1m

Solving
72 = 28 + -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.
72 + m = 28 + -1m + m

Combine like terms: -1m + m = 0
72 + m = 28 + 0
72 + m = 28

Add '-72' to each side of the equation.
72 + -72 + m = 28 + -72

Combine like terms: 72 + -72 = 0
0 + m = 28 + -72
m = 28 + -72

Combine like terms: 28 + -72 = -44
m = -44

Simplifying
m = -44

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