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

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



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

We move all terms to the left:

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

We multiply parentheses

3x-(9(x+4))-15=0



We calculate terms in parentheses: -(9(x+4)), so:

9(x+4)

We multiply parentheses

9x+36

Back to the equation:

-(9x+36)



We get rid of parentheses

3x-9x-36-15=0

We add all the numbers together, and all the variables

-6x-51=0

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

-6x=51

x=51/-6

x=-8+1/2

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