Question 963420: a jar of coins has dimes and quarters equal 52 coins. the value is 8.65. write a system of equations to solve Answer by macston(5194) (Show Source):
You can put this solution on YOUR website! D=number of dimes; Q=number of quarters
D+Q=52
D=52-Q Use this to substitute for D
$0.10D+$0.25Q=$8.65
These are the equations needed to solve.