Question

V = 4 + 2r solve for r

Answer 1

Answer: r=1/2v−2

Explanation:

v=4+2r

2r+4=v

2r+4+−4=v+−4

2r=v−4

2r/2=v−4/2

r=1/2v−2

Answer 2

r = V/2 - 2

Explanation: