Question 344980
total amount = 64000
let $ x be at 5%
64000-x @ 6 %
..
return earned = 3470
...
0.05x+0.06(64000-x)=3470
0.05x+3840-0.06x=3470
-0.01x= -3840+3470
-0.01x=-370
/-0.01
x=-370/-0.01
x= 37000 amount invested @ 5%
64000-37000= 27000 invested @ 6 %