3(3x+5)=3(x-15)

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Solution for 3(3x+5)=3(x-15) equation: 



3(3x+5)=3(x-15)

We move all terms to the left:

3(3x+5)-(3(x-15))=0

We multiply parentheses

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



We calculate terms in parentheses: -(3(x-15)), so:

3(x-15)

We multiply parentheses

3x-45

Back to the equation:

-(3x-45)



We get rid of parentheses

9x-3x+45+15=0

We add all the numbers together, and all the variables

6x+60=0

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

6x=-60

x=-60/6

x=-10

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