3(5x-7)=3x+3(5x+5)

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Solution for 3(5x-7)=3x+3(5x+5) equation: 



3(5x-7)=3x+3(5x+5)

We move all terms to the left:

3(5x-7)-(3x+3(5x+5))=0

We multiply parentheses

15x-(3x+3(5x+5))-21=0



We calculate terms in parentheses: -(3x+3(5x+5)), so:

3x+3(5x+5)

We multiply parentheses

3x+15x+15

We add all the numbers together, and all the variables

18x+15

Back to the equation:

-(18x+15)



We get rid of parentheses

15x-18x-15-21=0

We add all the numbers together, and all the variables

-3x-36=0

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

-3x=36

x=36/-3

x=-12

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