9+2x=4x-7

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Solution for 9+2x=4x-7 equation: 



9+2x=4x-7

We move all terms to the left:

9+2x-(4x-7)=0

We get rid of parentheses

2x-4x+7+9=0

We add all the numbers together, and all the variables

-2x+16=0

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

-2x=-16

x=-16/-2

x=+8

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