Algebra
posted by BriAnne on .
An investor invested a total of $1400 in two mutual funds. One fund earned a 6% profit while the other earned a 2% profit. If the investor's total profit was $72, how much was invested in each mutual fund?

add up the interest earned:
.06x + .02(1400x) = 72
x = 1100
so, 1100 at 6% and 300 at 2%