Answer:
The answer to your question is:
Julie weights = 52.5 lbs
Mike weights = 157.5 lbs
Ted weights = 105 lbs
Step-by-step explanation:
Ted = T
Julie = J
Mike = M
Equations
T = 2J
M = 3J
M + J = 210
3J + J = 210
4J = 210
J = 210 / 4
J = 52.5 lbs
M = 3(52.5)
M = 157.5 lbs
T = 2(52.5)
T = 105 lbs