
Lauren H. answered 12/11/18
Tutor
4.8
(24)
Experienced High School Chemistry Teacher
Define pass. Is it 60%? If so:
(.90)(73) + (.10)(x) = 60
65.7 + .10x = 60
-5.7 = .10x
x = -57
I think this means that even if you earn a zero on the final, you can still achieve a passing grade of greater than 60.