4r+8+8r=-4

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Solution for 4r+8+8r=-4 equation:



4r+8+8r=-4
We move all terms to the left:
4r+8+8r-(-4)=0
We add all the numbers together, and all the variables
12r+12=0
We move all terms containing r to the left, all other terms to the right
12r=-12
r=-12/12
r=-1

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