You should divide 280 into 3 which would equal 9
C(x) = 5x + 2
This is because at 1 hour it only cost 7 dollars, so it should only have 2 added to the end.
Answer:
Step-by-step explanation:
Answer:
$7.50
Step-by-step explanation:
$207 / 18 = $11.50
Each bracelet costs $11.50.
$11.50 - $4 = $7.50
She receives $7.50 for every bracelet she sells.
I believe its c because that is the suitable answer
Please see the answer here
http://www.wolframalpha.com/input/?i=y%5E-1%20dy%20%2Bye%5E%28cosx%29%20sinxdx%3D0