I am not sure if i understand
Ok so...
100-20=80
80-40=40
$40
Rosie has $40 left to spend on decorations.
First evaluate

what angles in domain of [-pi/2, pi/2] make sin = 0

Now we can evaluate the cos function:
According to my circulatory system, you are incorrect because donkeys can fly but oranges can’t lick themselves. i think you should keep that out of your mind next time. you’re welcome!!
Answer:
5a−3ai+30i+18
Step-by-step explanation:
i just did this