Nick N.
asked • 09/03/18Need help homework
C=2(2)r for r
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1 Expert Answer
Rebecca R. answered • 09/03/18
Tutor
5.0
(837)
Experienced Elementary Math, Prealgebra, Algebra 1, and Geometry Tutor
Are you trying to solve for r?
C = 2(2)r
C = 4r
If you are solving for r, you need to isolate it.
Divide both sides by 4:
C/4 = 4r/4 = r
r = C/4
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Arturo O.
09/04/18