15-21m=8.49

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Solution for 15-21m=8.49 equation: 



15-21m=8.49

We move all terms to the left:

15-21m-(8.49)=0

We add all the numbers together, and all the variables

-21m+6.51=0

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

-21m=-6.51

m=-6.51/-21

m=1.8547008547009/5.982905982906

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