7x-9+2x=2x-23

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Solution for 7x-9+2x=2x-23 equation: 



7x-9+2x=2x-23

We move all terms to the left:

7x-9+2x-(2x-23)=0

We add all the numbers together, and all the variables

9x-(2x-23)-9=0

We get rid of parentheses

9x-2x+23-9=0

We add all the numbers together, and all the variables

7x+14=0

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

7x=-14

x=-14/7

x=-2

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