45-3m=20

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Solution for 45-3m=20 equation: 



45-3m=20

We move all terms to the left:

45-3m-(20)=0

We add all the numbers together, and all the variables

-3m+25=0

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

-3m=-25

m=-25/-3

m=8+1/3

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