Answer:
8 hours
Step-by-step explanation:
23 + 3x = 5x + 7
First would be to subtract 3x from both sides to maintain equality.
23 = 2x +7
Then subtract 7 from both sides
16 = 2x
Finally divide by 2 from both sides to solve for x
8 = x
Answer: 18
Step-by-step explanation:
The probability of this event is 424=1/4. Then the probability of 5th toss is head is 1/2. Hence, in the end the answer is 14⋅12=18.
Length of AA' = √(5^2 + 2^2) = √29 = 5.39
Answer
5.39
In order to multiply fractions, we multiply the two numerators together, and multiply the two denominators together.

12/35 is the answer