Answer: 30
Step-by-step explanation:
105 + 45 =150
180 - 150 = 30
30 +90 = 120
180 - 120 = 60
2x = 60
x =30
Answer:
B) Observing how probability works with real items
Step-by-step explanation:
Just took the quiz
Answer:
the answer is D
Step-by-step explanation:
Answer:
a20 = -108
Step-by-step explanation:
53 - 62 = -9
44 - 53 = -9
35 - 44 = -9
Then the intervall is -9
The first number is 63
63 + (19*-9) = 63 - 171 = -108