D is the only one that makes any since
Answer:
No real roots.
Step-by-step explanation:
Unless you guys are dealing with imaginary numbers, you cannot take the square root of a negative.
Answer: 7 rides
Step-by-step explanation:
Since it takes $4 to enter the fair, you have
$21.50 - $4 = $17.50 left to spend on rides
$17.50/$2.50 = 7 rides
hope this helps!
Step-by-step explanation:
Slope = -5/5 = -1