r/3+18=20

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Solution for r/3+18=20 equation:



r/3+18=20
We move all terms to the left:
r/3+18-(20)=0
We add all the numbers together, and all the variables
r/3-2=0
We multiply all the terms by the denominator
r-2*3=0
We add all the numbers together, and all the variables
r-6=0
We move all terms containing r to the left, all other terms to the right
r=6

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