4=20(x+7)

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Solution for 4=20(x+7) equation: 



4=20(x+7)

We move all terms to the left:

4-(20(x+7))=0



We calculate terms in parentheses: -(20(x+7)), so:

20(x+7)

We multiply parentheses

20x+140

Back to the equation:

-(20x+140)



We get rid of parentheses

-20x-140+4=0

We add all the numbers together, and all the variables

-20x-136=0

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

-20x=136

x=136/-20

x=-6+4/5

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