X^+2x-7=8

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Solution for X^+2x-7=8 equation: 



X^+2X-7=8

We move all terms to the left:

X^+2X-7-(8)=0

We add all the numbers together, and all the variables

3X-15=0

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

3X=15

X=15/3

X=5

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