(9x+7)+(10x-10)=90

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Solution for (9x+7)+(10x-10)=90 equation: 



(9x+7)+(10x-10)=90

We move all terms to the left:

(9x+7)+(10x-10)-(90)=0

We get rid of parentheses

9x+10x+7-10-90=0

We add all the numbers together, and all the variables

19x-93=0

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

19x=93

x=93/19

x=4+17/19

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