Valerie earns $24 per hour which expression can be used to show how much money she earns in 7 hours

4 packs of water and 7 packs of candy bars

step-by-step explanation:

35x4=140

140/20=7

chad should not have included the values (1, 2) and (3, 6) because that would mean he only had half a healing card.

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value