Question 170344
Q+H=8
H=8-Q
.25Q+.50H=2.50
.25Q+.50(8-Q)=2.50
.25Q+4-.50Q=2.50
-.25Q=2.50-4
-.25Q=-1.50
Q=-1.50/-.25
Q=6 QUARTERS.
8-6=2 HALF DOLLARS.
PROOF:
.25*6+.50*2=2.50
1.50+1.00=2.50
2.50=2.50