Answer:

Step-by-step explanation:
y - x / xy
1/2 t-4(2+t)=20
1/2 t-8-4t=20
least common multiple=2
t-16-8t=40
-7t=40+16
-7t=56
t=56/-7=-8
Answer: t=-8
To check
-8/2 - 4(2-8)=-4-4(-6)=-4+24=20
I think the answer is B but not sure about "11" in A
The appropriate compatible numbers to use to estimate would be 20(1/2)
estimated product is 10, took the quiz :)
Answer:
Part 1: The option (A) is correct. The prediction of the event is 32 spins.
Part 2: Option (B) is correct. The probability of the event is 139 passwords.
Part 3: The P(yellow or blue) is 2/6.
Part 4: Option (B) is correct.
Part 5: Both options (A) and (C) are correct.
Step-by-step explanation:
please brainless