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

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



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

We move all terms to the left:

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

We multiply parentheses

9x-(-3(x-9))-63=0



We calculate terms in parentheses: -(-3(x-9)), so:

-3(x-9)

We multiply parentheses

-3x+27

Back to the equation:

-(-3x+27)



We get rid of parentheses

9x+3x-27-63=0

We add all the numbers together, and all the variables

12x-90=0

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

12x=90

x=90/12

x=7+1/2

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