-3=4-7(8-m)

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Solution for -3=4-7(8-m) equation: 



-3=4-7(8-m)

We move all terms to the left:

-3-(4-7(8-m))=0

We add all the numbers together, and all the variables

-(4-7(-1m+8))-3=0



We calculate terms in parentheses: -(4-7(-1m+8)), so:

4-7(-1m+8)

determiningTheFunctionDomain
-7(-1m+8)+4

We multiply parentheses

7m-56+4

We add all the numbers together, and all the variables

7m-52

Back to the equation:

-(7m-52)



We get rid of parentheses

-7m+52-3=0

We add all the numbers together, and all the variables

-7m+49=0

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

-7m=-49

m=-49/-7

m=+7

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