Answer:
Step-by-step explanation:
If y= -5 when x= -20 that means x is 4 times y
y= 8.75 when x= 35
Answer:

Step-by-step explanation:
we have

Applying property of exponents


65 is the flat fee for the first night followed by a charge of 45 a night.
Answer:
Step-by-step explanation:
Four triangles. Each area is bh/2.
So 8x ÷2 or 4x Multiply by 4 (small triangles) to get 16x.
48 ÷ 16 =3 so x = 3
Answer: There are 90 different schedules are possible for Molly Kay.
Step-by-step explanation:
Since we have given that
Three time scheduled at 8:00, 10:00, 11:00.
Number of courses offer at 8:00 = 5
Number of courses offer at 10:00 = 9
Number of courses offer at 11:00 = 2
So, the number of different schedules are possible for Molly Kay is given by

Hence, there are 90 different schedules are possible for Molly Kay.