Question 72687
D=2Q-3
10(2Q-3)+25Q=285
20Q-30+25Q=285
45Q=285+30
45Q=315
Q=315/45
Q=7 ANSWER FOR THE NUMBER OF QUARTERS
D=2*7-3
D=14-3
D=11 ANSWER FOR THE NUMBER OF DIMES
PROOF
10*11=7*25=285
110+175=285
285=285