4r-8+7-6=-9

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Solution for 4r-8+7-6=-9 equation: 



4r-8+7-6=-9

We move all terms to the left:

4r-8+7-6-(-9)=0

We add all the numbers together, and all the variables

4r+2=0

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

4r=-2

r=-2/4

r=-1/2

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