. Finance Adrienne invested a total of $1900 in two simple-interest money market accounts. Account A
paid 3% annual interest and account B paid 5% annual interest. The total amount of interest she earned
after one year was $83. If a represents the amount invested in dollars in account A and b represents the
a + b = 1900
amount invested in dollars in account B, the system of equations
can represent
this situation. How much did Adrienne invest in each account?
${0.03
0.03a +0.05b= 83
