(01 01 HC)Point S on the number line shows Samuel's score after the first round of a quiz: In round 2 he lost 7 points. Which expression shows how many total points he has at the end of round 2?
O2+(-7) = -5, because -5 is 7 units to the left of 2
2 + 7 = -5, because -5 is 7 units to the left of 2
O2 + (-5) = -7. because -7 is 5 units to the left of 2
O2 +5 = -7, because -7 is 5 units to the left of 2
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