8m=7m-9

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Solution for 8m=7m-9 equation: 



8m=7m-9

We move all terms to the left:

8m-(7m-9)=0

We get rid of parentheses

8m-7m+9=0

We add all the numbers together, and all the variables

m+9=0

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

m=-9

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