X+9=3(5-x)

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Solution for X+9=3(5-x) equation: 



X+9=3(5-X)

We move all terms to the left:

X+9-(3(5-X))=0

We add all the numbers together, and all the variables

X-(3(-1X+5))+9=0



We calculate terms in parentheses: -(3(-1X+5)), so:

3(-1X+5)

We multiply parentheses

-3X+15

Back to the equation:

-(-3X+15)



We get rid of parentheses

X+3X-15+9=0

We add all the numbers together, and all the variables

4X-6=0

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

4X=6

X=6/4

X=1+1/2

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