X+100=5(x+4)

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Solution for X+100=5(x+4) equation: 



X+100=5(X+4)

We move all terms to the left:

X+100-(5(X+4))=0



We calculate terms in parentheses: -(5(X+4)), so:

5(X+4)

We multiply parentheses

5X+20

Back to the equation:

-(5X+20)



We get rid of parentheses

X-5X-20+100=0

We add all the numbers together, and all the variables

-4X+80=0

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

-4X=-80

X=-80/-4

X=+20

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