153/18=8.5 so Sarah can buy 8
Not round up because the cost of cd will exceed the sarah's store cradit
Hmm, I'd say it's the first option.
Answer:
34
Step-by-step explanation:
Angle 6 + angle 7 = 90 degrees
angles 6 and 7 are complementary

The greatest number of tickets she can buy is 6 tickets
Answer:
-16
Step-by-step explanation:
-k² -(3k-5n)+4n k=-1 , n= -2
= -(-1)² - ( 3(-1) -5(-2) )+4(-2)
= -1-(-3+10)-8
= -1-(7)-8
= -1-7-8
= -16