7x-2x=9x-8x

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Solution for 7x-2x=9x-8x equation: 



7x-2x=9x-8x

We move all terms to the left:

7x-2x-(9x-8x)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

5x-(+x)=0

We get rid of parentheses

5x-x=0

We add all the numbers together, and all the variables

4x=0

x=0/4

x=0

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