3(m-21)+2(m-2)=13

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Solution for 3(m-21)+2(m-2)=13 equation: 



3(m-21)+2(m-2)=13

We move all terms to the left:

3(m-21)+2(m-2)-(13)=0

We multiply parentheses

3m+2m-63-4-13=0

We add all the numbers together, and all the variables

5m-80=0

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

5m=80

m=80/5

m=16

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