(3x+1)+(2x+9)=90

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Solution for (3x+1)+(2x+9)=90 equation: 



(3x+1)+(2x+9)=90

We move all terms to the left:

(3x+1)+(2x+9)-(90)=0

We get rid of parentheses

3x+2x+1+9-90=0

We add all the numbers together, and all the variables

5x-80=0

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

5x=80

x=80/5

x=16

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