3.X+15=2.x-5

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Solution for 3.X+15=2.x-5 equation: 



3.X+15=2.X-5

We move all terms to the left:

3.X+15-(2.X-5)=0

We get rid of parentheses

3.X-2.X+5+15=0

We add all the numbers together, and all the variables

X+20=0

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

X=-20

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