!!!HELP!!!
A male's ideal weight can be found using the formula, Ideal Weight = 11(h – 40)/2 (where h is height in inches).
If Sam is 5’9”and weighs 170 lbs., how much weight does he need to gain or lose to reach his ideal weight?
A Gain 10.5 lbs.
B Lose 9 lbs.
C Lose 10.5 lbs.
D Gain 9 lbs.