(2r-10)/10=4

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Solution for (2r-10)/10=4 equation:



(2r-10)/10=4
We move all terms to the left:
(2r-10)/10-(4)=0
We multiply all the terms by the denominator
(2r-10)-4*10=0
We add all the numbers together, and all the variables
(2r-10)-40=0
We get rid of parentheses
2r-10-40=0
We add all the numbers together, and all the variables
2r-50=0
We move all terms containing r to the left, all other terms to the right
2r=50
r=50/2
r=25

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