7x+20=9x-8

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Solution for 7x+20=9x-8 equation: 



7x+20=9x-8

We move all terms to the left:

7x+20-(9x-8)=0

We get rid of parentheses

7x-9x+8+20=0

We add all the numbers together, and all the variables

-2x+28=0

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

-2x=-28

x=-28/-2

x=+14

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