X-7=3(x+3)

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



X-7=3(X+3)

We move all terms to the left:

X-7-(3(X+3))=0



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

3(X+3)

We multiply parentheses

3X+9

Back to the equation:

-(3X+9)



We get rid of parentheses

X-3X-9-7=0

We add all the numbers together, and all the variables

-2X-16=0

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

-2X=16

X=16/-2

X=-8

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