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

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



3(x+5)=4(x-9)
We move all terms to the left:
3(x+5)-(4(x-9))=0
We multiply parentheses
3x-(4(x-9))+15=0
We calculate terms in parentheses: -(4(x-9)), so:
4(x-9)
We multiply parentheses
4x-36
Back to the equation:
-(4x-36)
We get rid of parentheses
3x-4x+36+15=0
We add all the numbers together, and all the variables
-1x+51=0
We move all terms containing x to the left, all other terms to the right
-x=-51
x=-51/-1
x=+51

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