SOLUTION: Please help me figure out how to solve this equation: Solve for r c=1/3h(r+b) the 1/3 is one third h Thank you for your help!!!

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Question 705632: Please help me figure out how to solve this equation:
Solve for r
c=1/3h(r+b)
the 1/3 is one third h
Thank you for your help!!!
Found 2 solutions by josgarithmetic, mananth:
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Assuming you say c=%281%2F3%29h%28r%2Bb%29
3%2Ac=%281%2F3%29h%28r%2Bb%29%2A%283%2F1%29
3c=h%28r%2Bb%29
3c=hr%2Bhb
3c-hb=hr%2Bhb-hb
3c-hb=hr
%283c-hb%29%2Fh=r

Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
c=%281%2F3%29h%28r%2Bb%29
multiply equation by 3
3c=h(r+b)
divide by h
3c/h = r+b
%283c%2Fh%29-b=r