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

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



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

We move all terms to the left:

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

We multiply parentheses

3x-(-(2x-9))-21=0



We calculate terms in parentheses: -(-(2x-9)), so:

-(2x-9)

We get rid of parentheses

-2x+9

Back to the equation:

-(-2x+9)



We get rid of parentheses

3x+2x-9-21=0

We add all the numbers together, and all the variables

5x-30=0

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

5x=30

x=30/5

x=6

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