3x-15-9x=75

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Solution for 3x-15-9x=75 equation: 



3x-15-9x=75

We move all terms to the left:

3x-15-9x-(75)=0

We add all the numbers together, and all the variables

-6x-90=0

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

-6x=90

x=90/-6

x=-15

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