Question

Mr. marsupial invested $8,000, part at 6% interest and the remainder at 8% interest. at the end of the first year he received $600 in interest. how much money did he invest at 6%?

Answer 1

0.06x+0.08(8000-x)=600
Solve for x
X=2000 at 6%
8000-2000=6000 at 8%