Answer:
x = 
Step-by-step explanation:
Given
=
( cross- multiply )
25 × 2x = 5 × 4
50x = 20 ( divide both sides by 50 )
x =
= 
Answer:
2/25
Step-by-step explanation:
Answer:
sin90 =1
cos 90 = 0
Step-by-step explanation:
θ = 90 degrees
To find the answer for this question, you need to convert your percent to a fraction. (33/100) You will multiply 60 by 33/100, and get 19.8. That shows you the discount you are getting. Finally, you need to subtract 19.8 from 60, getting you a final answer of $40.2.
I believe it is f(x)=5|x|
I suggest you get a second opinion, though