Respuesta :

CPED

Answer:

r = 72

Step-by-step explanation:

Given that:

r/4=18​

Multiplying both sides by 4

r = 18*4

r = 72

I hope it will help you!

RobinY

Answer:

72

Step-by-step explanation:

r/4= 18

r=18×4

r=72

see?