On a piece of paper, graph y+2<-2/3X+4. Then determine which answer choice matches the graph you drew.
A
B
с
D
(0, 2)
(0, 2)
(0,2)
(0, 2)
-5
(0-2)
(6.-2)
(6.-2)
(6.-2)
A. Graph A
B. Graph B
C. Graph C
D. Graph D

Can someone explain to me how to do

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Aquadrilateral has exactly 3 congruent sides davis claims that the figure must be a rectangle why is his claim incorrect.