8+4m=7-9m

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Solution for 8+4m=7-9m equation: 



8+4m=7-9m

We move all terms to the left:

8+4m-(7-9m)=0

We add all the numbers together, and all the variables

4m-(-9m+7)+8=0

We get rid of parentheses

4m+9m-7+8=0

We add all the numbers together, and all the variables

13m+1=0

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

13m=-1

m=-1/13

m=-1/13

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