Question

Solve for k.
c= 1/2kr

Answer 1

Answer:

k = 2c/r

Step-by-step explanation:

$c=\frac{1}{2}kr\\\text{Multiply by 2.}\\2c=kr\\\text{Divide by r}\\\frac{2c}{r}=k\\\text{Rearrange.}\\k=\frac{2c}{r}$