Answer:
There were 45 pies sold in all.
Step-by-step explanation:
10 + 15 = 25
25 + 20 = 45
6.5 = - 1/2(5) + 9
6.5 = - 2.5 + 9 which is the same as 6.5 = 9 - 2.5
6.5 = 6.5
So yes, this ordered pair IS a solution.
Question 3 is D and question 4 is c for what I tell of the pictire
Answer:
10 cm
Step-by-step explanation:
im smart