a and c are the anwsers to this it if you look at the back of the book it will give you anwsers
2.89
Graph each side of the equation. The solution is the x-value or the point intersection.
Answer:
63
Step-by-step explanation:
score 75 is one standard dev below the mean ====>to the mean encompasses approx 34% of scores
.34 * 186 = 63