Answer:
The answer is:
Step-by-step explanation:
If we add the angles inside a triangle, we must have . So we have an angle and an angle, their sum is , so the missing angle must be
Answer:
x = -1
Step-by-step explanation:
2x - 7 = 9x
Subtract 2x from both sides: -7 = 7x
Divide both sides by 7: -1 = x
Now plug in 7 for every value of x in the original equation to make sure you are correct:
2(-1) - 7 = 9(-1)
-2 - 7 = -9
-9 = -9
I hope this helps!
Answer:
0.59375
Step-by-step explanation:
In a uniform distribution the probability that the time t is greater than any given value, X, is:
In this problem, the limits of the distribution are a = 0 and b = 8 minutes.
For X =3.25 minutes:
The probability that a randomly selected passenger has a waiting time greater than 3.25 minutes is 0.59375.
14➗ 420. 14 goes into 42 , 3 times subtract bring down the zero and your answer is 30