Answer:
of an hour = 1 1/5 hour = 72 minutes
Step-by-step explanation:

Answer:
y = 2x
Step-by-step explanation:
you multiply the x by 2 to get the y.
i don't know if this helps
Answer:4 times x
4(x)
Step-by-step explanation:
4 times as many songs on Lou's music player
Lou's music player is x
Answer:
8,613
Step-by-step explanation:
Answer:
<u>The correct answer is the letter C. </u>
Step-by-step explanation:
We can use the following trigonometric identity:
(1)
(2)
Solving each equation by b and equaling we have:


Let's recall that:
Then we have:

Using equation (1) we can find b.
Finally, we can find a using the next equation:

<u>Therefore, the correct answer is the letter C. </u>
I hope it helps you!