X^-1(3)=2x+7

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Solution for X^-1(3)=2x+7 equation: 



X^-1(3)=2X+7

We move all terms to the left:

X^-1(3)-(2X+7)=0

We add all the numbers together, and all the variables

X-(2X+7)-13=0

We get rid of parentheses

X-2X-7-13=0

We add all the numbers together, and all the variables

-1X-20=0

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

-X=20

X=20/-1

X=-20

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