SOLUTION: Matt invests $9600 in two different accounts. The first account paid 5 %, the second account paid 4 % in interest. At the end of the first year he had earned $428 in interest. How

Algebra ->  College  -> Linear Algebra -> SOLUTION: Matt invests $9600 in two different accounts. The first account paid 5 %, the second account paid 4 % in interest. At the end of the first year he had earned $428 in interest. How       Log On


   

Question 1139397: Matt invests $9600 in two different accounts. The first account paid 5 %, the second account paid 4 % in interest. At the end of the first year he had earned $428 in interest. How much was in each account?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x at 5%
9600-x at 4%

0.05x%2B0.04%289600-x%29=428
Simplify this and solve.