Answer:
69
Step-by-step explanation:
because it is like has beyer
Answer:
x = 2, y = -1.
Step-by-step explanation:
2x + y = 3
x - y = 3
Adding the 2 equations eliminates y:
3x = 6
x = 2.
Substitute for x in the first equation:
2(2) + y = 3
y = 3 - 4
y = -1.
Check the results by substitution in equation 2:
2 - (-1)
= 2 + 1 = 3 .
Checks OK.
Answer:uh kinda
Step-by-step explanation:
The relative frequency of it landing on tails is 20/30 or 2/3 or 0.667
