7m+56+13=90

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Solution for 7m+56+13=90 equation: 



7m+56+13=90

We move all terms to the left:

7m+56+13-(90)=0

We add all the numbers together, and all the variables

7m-21=0

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

7m=21

m=21/7

m=3

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