Answer:

Step-by-step explanation:
The x intercepts are basically the points at which y = 0.
-x^2 + 2 = 0
-x^2 = -2
x^2 = 2
x = 
Answer:
x=6.67
Step-by-step explanation:
17+x=37-2x
17+x-x=37-2x-x
17=37-3x
17-37=37-37-3x
-20=-3x
-20/-3=-3x/3
6.666667=x
Answer:
Step-by-step explanation:
if you need 4 h to complete a trip of 200 miles
200/4=50 miles/hour