(9x+-1)=(7x+3)=180

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Solution for (9x+-1)=(7x+3)=180 equation: 



(9x+-1)=(7x+3)=180

We move all terms to the left:

(9x+-1)-((7x+3))=0

We add all the numbers together, and all the variables

(9x-1)-((7x+3))=0

We get rid of parentheses

9x-((7x+3))-1=0



We calculate terms in parentheses: -((7x+3)), so:

(7x+3)

We get rid of parentheses

7x+3

Back to the equation:

-(7x+3)



We get rid of parentheses

9x-7x-3-1=0

We add all the numbers together, and all the variables

2x-4=0

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

2x=4

x=4/2

x=2

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