Question 1032330
Let x=amount invested at 5%,y=amount invested at 8%. We know that:
x+y=20000
.05x+.08y=1420
Multiplying through we get:
.08x+.08y=.08(20000)=1600
.05x+.08y=1420

.03x=1600-1420=180
x=18/.03=6000
y=140000!!!!!!