20m=10-5(m-7)

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Solution for 20m=10-5(m-7) equation: 



20m=10-5(m-7)

We move all terms to the left:

20m-(10-5(m-7))=0



We calculate terms in parentheses: -(10-5(m-7)), so:

10-5(m-7)

determiningTheFunctionDomain
-5(m-7)+10

We multiply parentheses

-5m+35+10

We add all the numbers together, and all the variables

-5m+45

Back to the equation:

-(-5m+45)



We get rid of parentheses

20m+5m-45=0

We add all the numbers together, and all the variables

25m-45=0

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

25m=45

m=45/25

m=1+4/5

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