5x^2 + 45 - 7x - 63 which simplifies to 5x^2 -7x -18?
the answer to your question is:
D (2, -6)
i hope this was helpful ;)
Answer:
68
Step-by-step explanation:
15% of 80 is 12 so you subtract 12 from 80 and thats 68.
Answer:
Z = 3
Step-by-step explanation:
In a normal distribution, the Z score that corresponds with a data point x is calculated using the formula;

For the case given, the z score will be;
