Question

You invested $ 7000 between two accounts paying 2 % and 6 % annual​ interest, respectively. if the total interest earned for the year was $ 300 comma how much was invested at each​ rate?

Answer 1

0.02x+0.06 (7000-x)=300
Solve for x
X=3000 invested at 2%

7000-3000=4000 invested at 6%