7x-9x+8=13

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Solution for 7x-9x+8=13 equation: 



7x-9x+8=13

We move all terms to the left:

7x-9x+8-(13)=0

We add all the numbers together, and all the variables

-2x-5=0

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

-2x=5

x=5/-2

x=-2+1/2

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