Answer:
17/7 days will be the answer
Step-by-step explanation:
87 and 93
45 and 135
74 and 106
Answer: X^2-x-1=y
Step-by-step explanation:
Multiply every number inside the parentheses
(X+3)(x-4)
X^2-4x+3x-1
Add all similar numbers and we get
X^2-X-1
D) Because if you do 9 *6 you get 54 minutes until the next time.