(7x+7)=(9x-11)=180

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Solution for (7x+7)=(9x-11)=180 equation: 



(7x+7)=(9x-11)=180

We move all terms to the left:

(7x+7)-((9x-11))=0

We get rid of parentheses

7x-((9x-11))+7=0



We calculate terms in parentheses: -((9x-11)), so:

(9x-11)

We get rid of parentheses

9x-11

Back to the equation:

-(9x-11)



We get rid of parentheses

7x-9x+11+7=0

We add all the numbers together, and all the variables

-2x+18=0

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

-2x=-18

x=-18/-2

x=+9

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