3(2x-7)=9(5+x)

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Solution for 3(2x-7)=9(5+x) equation: 



3(2x-7)=9(5+x)

We move all terms to the left:

3(2x-7)-(9(5+x))=0

We add all the numbers together, and all the variables

3(2x-7)-(9(x+5))=0

We multiply parentheses

6x-(9(x+5))-21=0



We calculate terms in parentheses: -(9(x+5)), so:

9(x+5)

We multiply parentheses

9x+45

Back to the equation:

-(9x+45)



We get rid of parentheses

6x-9x-45-21=0

We add all the numbers together, and all the variables

-3x-66=0

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

-3x=66

x=66/-3

x=-22

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