In round 2, he lost 7 points. Which expression shows how many total points he has at the end of round 2? 2 + (−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 2 + (−5) = −7, because −7 is 5 units to the left of 2 2 + 5 = −7, because −7 is 5 units to the left of 2.