4r+r=15-6

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Solution for 4r+r=15-6 equation:



4r+r=15-6
We move all terms to the left:
4r+r-(15-6)=0
We add all the numbers together, and all the variables
4r+r-9=0
We add all the numbers together, and all the variables
5r-9=0
We move all terms containing r to the left, all other terms to the right
5r=9
r=9/5
r=1+4/5

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