8-(-4x)=-9

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Solution for 8-(-4x)=-9 equation: 



8-(-4x)=-9

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-4x)+17=0

We get rid of parentheses

4x+17=0

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

4x=-17

x=-17/4

x=-4+1/4

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