Question 219659
.07x+.05(6,000-x)=372
.07x+300-.05x=372
.02x=372-300
.02x=72
x=72/.02
x=3,600 amount invested @ 7%.
6,000-3,600=2,400 amount invested @ 5%.
Proof:
.07*3,600+.05*2,400=372
252+120=372
372=372