3(x+3)=4(x-3)

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



3(x+3)=4(x-3)

We move all terms to the left:

3(x+3)-(4(x-3))=0

We multiply parentheses

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



We calculate terms in parentheses: -(4(x-3)), so:

4(x-3)

We multiply parentheses

4x-12

Back to the equation:

-(4x-12)



We get rid of parentheses

3x-4x+12+9=0

We add all the numbers together, and all the variables

-1x+21=0

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

-x=-21

x=-21/-1

x=+21

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