5m+7m-3m=45

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Solution for 5m+7m-3m=45 equation: 



5m+7m-3m=45

We move all terms to the left:

5m+7m-3m-(45)=0

We add all the numbers together, and all the variables

9m-45=0

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

9m=45

m=45/9

m=5

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