(7x-3)+(12x-7)=90

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Solution for (7x-3)+(12x-7)=90 equation: 



(7x-3)+(12x-7)=90

We move all terms to the left:

(7x-3)+(12x-7)-(90)=0

We get rid of parentheses

7x+12x-3-7-90=0

We add all the numbers together, and all the variables

19x-100=0

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

19x=100

x=100/19

x=5+5/19

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