r/4-3=12

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Solution for r/4-3=12 equation:



r/4-3=12
We move all terms to the left:
r/4-3-(12)=0
We add all the numbers together, and all the variables
r/4-15=0
We multiply all the terms by the denominator
r-15*4=0
We add all the numbers together, and all the variables
r-60=0
We move all terms containing r to the left, all other terms to the right
r=60

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