SOLUTION: You unevenly split $7200 into two accounts paying 10% and 8% interest. At the end of the year, both accounts earn the same interest. Set up a systems of equations to solve for each

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: You unevenly split $7200 into two accounts paying 10% and 8% interest. At the end of the year, both accounts earn the same interest. Set up a systems of equations to solve for each      Log On


   

Question 941002: You unevenly split $7200 into two accounts paying 10% and 8% interest. At the end of the year, both accounts earn the same interest. Set up a systems of equations to solve for each account interest.
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Two quantities invested, x and 7200-x.

0.10%2Ax=%287200-x%29%2A%280.08%29;
which is ONE equation.

You could assign the variables differently, like r%2Bs=7200 and then r%2A%280.10%29 and s%2A%280.08%29 for the interest quantities.