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.

Loose 10.5 lb (option C)

Step-by-step explanation:

According to the formula, Sam's weight = 11(69-40) divided by 2 = 159.5

But, Sam's weight = `70So, to reach his average he must lose 10.5lb

hope this helps.

set each factor equal to 0

4x-3 = 0

2x-1 = 0

solve for x.

4x-3=0

4x=3

x= 3/4

solve for x. 

2x-1= 0

2x= 1

x= 1/2

your answer should be 1/2 is less than or equal to x and 3/4 is greater than or equal to x