Respuesta :
D = dollars. Q = 2D
0.25(2D) + D = 96
0.5D + D = 96
1.5D = 96
D= 64 dollars
therefore, there's 64 x 2, or 128 quarters in the machine
0.25(2D) + D = 96
0.5D + D = 96
1.5D = 96
D= 64 dollars
therefore, there's 64 x 2, or 128 quarters in the machine