- 3 ( 12 - m ) = - 1 ( m
Solve for m
m=9
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-36+3m=-m
Use the distributive property to multiply -3 by 12-m.
-36+3m+m=0
Add m to both sides.
-36+4m=0
Combine 3m and m to get 4m.
4m=36
Add 36 to both sides. Anything plus zero gives itself.
m=\frac{36}{4}
Divide both sides by 4.
m=9
Divide 36 by 4 to get 9.
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