Answer:
The answer is 9.45
Step-by-step explanation:
The answer is 9.45 because 28.20 divided by 188 is 0.15 then if you multiply 0.15 by 63 you get 9.45
Answer:30x+30y+30
Step-by-step explanation:
30(x + y + 1)
For function

we have that

. This means that period of cosine function is π. Then from the formula for period

you obtain that

and b=2.
So, the function is

. If f(0)=4, then

and, respectively, a=4.
Answer: 
.
Answer:
$323
Step-by-step explanation:
Hello! First you would need to divide $171 by 9 to see how much money she makes an hour....
$171 / 9 = $19 an hour
Now that you know how much she makes an hour, multiply that amount by 17 to find out how much money she will make if she works for 17 hours.
$19 * 17 = $323
She will make $323 if she works for 17 hrs. :)
Hope this helps!
-Mikayla