57=-3+4(x-3)=

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Solution for 57=-3+4(x-3)= equation: 



57=-3+4(x-3)=

We move all terms to the left:

57-(-3+4(x-3))=0



We calculate terms in parentheses: -(-3+4(x-3)), so:

-3+4(x-3)

determiningTheFunctionDomain
4(x-3)-3

We multiply parentheses

4x-12-3

We add all the numbers together, and all the variables

4x-15

Back to the equation:

-(4x-15)



We get rid of parentheses

-4x+15+57=0

We add all the numbers together, and all the variables

-4x+72=0

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

-4x=-72

x=-72/-4

x=+18

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