Question 69944
.07x+.05(16000-x)=970
.07x+800-.05x=970
.02x=970-800
.02x=170
x=170/.02
x=8500 invested @ 7%
16000-8500=7500 invested @ 5%
proof
.07*8500+.05*7500=970
595+375=970
970=970