7m+3(m-5)=8m-9

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Solution for 7m+3(m-5)=8m-9 equation: 



7m+3(m-5)=8m-9

We move all terms to the left:

7m+3(m-5)-(8m-9)=0

We multiply parentheses

7m+3m-(8m-9)-15=0

We get rid of parentheses

7m+3m-8m+9-15=0

We add all the numbers together, and all the variables

2m-6=0

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

2m=6

m=6/2

m=3

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