Question 862865
A = 2M [AIMEE HAS $20 MORE THAN TWICE AS MUCH MONEY AS MARTY HAS], or M=.5A
You don't actually need Jack, but if you want to define them by Jack's money...
J = .5(A+M)[JACK HAS ONE HALF OF THE SUM OF THE AMOUNTS THAT MARTY & AIMEE HAVE.]
J = .5(2M+M), J=.5(3M), J=1.5M, M={{{J/1.5}}}
J = .5(A+.5A), J=.5(1.5A), J=.75A, A={{{J/.75}}}