(7x-1)+(2x-17)=90

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Solution for (7x-1)+(2x-17)=90 equation: 



(7x-1)+(2x-17)=90

We move all terms to the left:

(7x-1)+(2x-17)-(90)=0

We get rid of parentheses

7x+2x-1-17-90=0

We add all the numbers together, and all the variables

9x-108=0

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

9x=108

x=108/9

x=12

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