8-4x=9x+7

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Solution for 8-4x=9x+7 equation: 



8-4x=9x+7

We move all terms to the left:

8-4x-(9x+7)=0

We get rid of parentheses

-4x-9x-7+8=0

We add all the numbers together, and all the variables

-13x+1=0

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

-13x=-1

x=-1/-13

x=1/13

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