-20m-15=77

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Solution for -20m-15=77 equation: 



-20m-15=77

We move all terms to the left:

-20m-15-(77)=0

We add all the numbers together, and all the variables

-20m-92=0

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

-20m=92

m=92/-20

m=-4+3/5

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