Poohbear6583
09.10.2019 •
Mathematics
The stemplot below displays midterm exam scores for the 34 students taking a calculus course. the highest possible test score was 100. the teacher declared that an exam grade of 65 or higher was good enough for a grade of ""c"" or better. reference: ref 1-5 the percent of students earning a grade of ""c"" or higher (as declared by the teacher) is closest to a. 35%. b. 50%. c. 65%. d. 80%.
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Ответ:
answer:
step-by-step explanation:
Ответ:
x-12 = 9
move -12 to the other side
sign changes from -12 to +12
x-12+12= 9+12
x=9+12
x= 21
A. x= 21