5(3x-9)=90

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Solution for 5(3x-9)=90 equation: 



5(3x-9)=90

We move all terms to the left:

5(3x-9)-(90)=0

We multiply parentheses

15x-45-90=0

We add all the numbers together, and all the variables

15x-135=0

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

15x=135

x=135/15

x=9

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