SOLUTION: Linda, Austin, and Juan have a total of $137 in their wallets. Linda has $7 more than Austin. Juan has 4 times what Linda has. How much do they have in their wallets?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Linda, Austin, and Juan have a total of $137 in their wallets. Linda has $7 more than Austin. Juan has 4 times what Linda has. How much do they have in their wallets?       Log On


   

Question 1089708: Linda, Austin, and Juan have a total of $137
in their wallets. Linda has $7
more than Austin. Juan has 4
times what Linda has. How much do they have in their wallets?
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
L+A+J = 137 (1)
A = L-7
J = 4L
Substitute in (1):
L+L-7+4L = 137
6L-7 = 137
6L = 144
L = 144/6 = 24