Martin has a gift card to a coffee shop. each day he buys the same coffee. this table shows the amount remaining in dollars on the gift card on different days.

days 2 4 5 7
amount remaining $24.10 $18.20 $15.25 $9.35
which equation represents the situation?

y+24.10=2.95(x−2)y+24.10=2.95(x−2)< br />
y−18.20=−2.95(x+4)y−18.20=−2.95(x+4 )

y−9.35=−2.95(x−7)y−9.35=−2.95(x−7)< br />
y+15.25=−2.95(x+5)