3(9-x)=5(4+2x)

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Solution for 3(9-x)=5(4+2x) equation: 



3(9-x)=5(4+2x)

We move all terms to the left:

3(9-x)-(5(4+2x))=0

We add all the numbers together, and all the variables

3(-1x+9)-(5(2x+4))=0

We multiply parentheses

-3x-(5(2x+4))+27=0



We calculate terms in parentheses: -(5(2x+4)), so:

5(2x+4)

We multiply parentheses

10x+20

Back to the equation:

-(10x+20)



We get rid of parentheses

-3x-10x-20+27=0

We add all the numbers together, and all the variables

-13x+7=0

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

-13x=-7

x=-7/-13

x=7/13

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