7x+2=9x-28

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Solution for 7x+2=9x-28 equation: 



7x+2=9x-28

We move all terms to the left:

7x+2-(9x-28)=0

We get rid of parentheses

7x-9x+28+2=0

We add all the numbers together, and all the variables

-2x+30=0

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

-2x=-30

x=-30/-2

x=+15

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