11x-9=7x-9

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Solution for 11x-9=7x-9 equation: 



11x-9=7x-9

We move all terms to the left:

11x-9-(7x-9)=0

We get rid of parentheses

11x-7x+9-9=0

We add all the numbers together, and all the variables

4x=0

x=0/4

x=0

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