7(m-3)=-8m+9

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Solution for 7(m-3)=-8m+9 equation: 



7(m-3)=-8m+9

We move all terms to the left:

7(m-3)-(-8m+9)=0

We multiply parentheses

7m-(-8m+9)-21=0

We get rid of parentheses

7m+8m-9-21=0

We add all the numbers together, and all the variables

15m-30=0

We move all terms containing m to the left, all other terms to the right

15m=30

m=30/15

m=2

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