20=5(x-3)+7

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Solution for 20=5(x-3)+7 equation: 



20=5(x-3)+7

We move all terms to the left:

20-(5(x-3)+7)=0



We calculate terms in parentheses: -(5(x-3)+7), so:

5(x-3)+7

We multiply parentheses

5x-15+7

We add all the numbers together, and all the variables

5x-8

Back to the equation:

-(5x-8)



We get rid of parentheses

-5x+8+20=0

We add all the numbers together, and all the variables

-5x+28=0

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

-5x=-28

x=-28/-5

x=5+3/5

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