Answer:
Step-by-step explanation:
Given:
(segment addition postulate)
(substitution)
(subtracting 17 from each side)
(Subtracting 5y from both sides)
(dividing both sides by -2)
Plug in the value of y
Answer:
it would be 3, 0
Step-by-step explanation:
I only see a black image, can you resend the image? or type it out here
Answer:
X=13.5
Step-by-step explanation:
Y=2 so
2x-3*2^2=15
2x-12=15
2x=27
X=13.5
Answer: The percent of red lights last between 2.5 and 3.5 minutes = 95.44% approx.
Step-by-step explanation:
Given: Mean time = 3 minutes
standard deviation = 0.25 minutes
The probability of red lights last between 2.5 and 3.5 minutes :-
The percent of red lights last between 2.5 and 3.5 minutes = 95.44% approx.