SOLUTION: Jim weighs 40 pounds more than Stephanie. Stephanie weighs 3/4 as much as Jim. How much does each weigh?

Algebra ->  Equations -> SOLUTION: Jim weighs 40 pounds more than Stephanie. Stephanie weighs 3/4 as much as Jim. How much does each weigh?       Log On


   

Question 708670:

Jim weighs 40 pounds more than Stephanie. Stephanie weighs 3/4 as much as Jim. How much does each weigh?

Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
J=S+40
S=3J/4
J=3J/4+40
J-3J/4=40
J/4=40
J=4*40
J=160 ANS. FOR JIM'S WEIGHT.
160=S+40
S=160-40
S=120 ANS. FOR STEFANIE'S WEIGHT.