3x+7(2x-9)=90

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Solution for 3x+7(2x-9)=90 equation: 



3x+7(2x-9)=90

We move all terms to the left:

3x+7(2x-9)-(90)=0

We multiply parentheses

3x+14x-63-90=0

We add all the numbers together, and all the variables

17x-153=0

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

17x=153

x=153/17

x=9

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