-9+x=-7x+23

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Solution for -9+x=-7x+23 equation: 



-9+x=-7x+23

We move all terms to the left:

-9+x-(-7x+23)=0

We get rid of parentheses

x+7x-23-9=0

We add all the numbers together, and all the variables

8x-32=0

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

8x=32

x=32/8

x=4

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