Answer:
R = (2/3)I + 12
Explanation:
Don't know if the "R" is attached to "2" only or "(3/2)R" but check the solutions anyways....
I = (3/2)R – 18
L.C.M = 2
I = (3R – 36)/2
2I = 3R – 36
2I + 36 = 3R
Dividing both sides by 3
2I/3 + 36/3 = 3R/3
2I/3 + 12 = R
R = (2/3)I + 12