30x-90=15x+240

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Solution for 30x-90=15x+240 equation: 



30x-90=15x+240

We move all terms to the left:

30x-90-(15x+240)=0

We get rid of parentheses

30x-15x-240-90=0

We add all the numbers together, and all the variables

15x-330=0

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

15x=330

x=330/15

x=22

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