Answer:
6 pounds
Step-by-step explanation:
if you lose 6 pounds and gain 6 pounds that make it a net change of 0 pounds
Answer:
Step-by-step explanation:

b = 2/3


a = 7/3
b)

Cross multiply,
2b + 1 = a*(3b - 1)
2b + 1 = a*3b - 3*a
2b + 1 = 3ab- 3a
2b = 3ab - 3a - 1
2b - 3ab = -3a - 1
b(2 - 3a) = -3a - 1

Answer:
all the possible values of y - x are 4 and 5
all possible values of x/y = 1