A car traveling on the highway for 4 hours used 2 gallons of gasoline each hour.
How many gallons did it use during those 4 hours?
Which choice shows the correct product and answer?
4×(−2)=−8; The car used 8 gallons of gasoline.
4×(−2)=2; The car gained 2 gallons of gasoline.
.
4×(−2)=−2; The car used 2 gallons of gasoline.
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