r/20-5=4

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Solution for r/20-5=4 equation:



r/20-5=4
We move all terms to the left:
r/20-5-(4)=0
We add all the numbers together, and all the variables
r/20-9=0
We multiply all the terms by the denominator
r-9*20=0
We add all the numbers together, and all the variables
r-180=0
We move all terms containing r to the left, all other terms to the right
r=180

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