8m-9-2m=15

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Solution for 8m-9-2m=15 equation: 



8m-9-2m=15

We move all terms to the left:

8m-9-2m-(15)=0

We add all the numbers together, and all the variables

6m-24=0

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

6m=24

m=24/6

m=4

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