7x-20+2x+30=180

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Solution for 7x-20+2x+30=180 equation: 



7x-20+2x+30=180

We move all terms to the left:

7x-20+2x+30-(180)=0

We add all the numbers together, and all the variables

9x-170=0

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

9x=170

x=170/9

x=18+8/9

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