Answer:

Step-by-step explanation:

= [
-
] ← evaluate for upper limit - lower limit
= (
-
) - (
-
)
=
- 8 - 9 + 
=
- 17
= 
Answer: 64 mph
We can see that after every hour, the car has traveled 64 miles. So the speed rate is 64 miles per hour.
2 over 3 plus 5 equals 5 and 2 over 3
Answer:
$35 dollars
Step-by-step explanation:
So we know that 3 rides costs $21. If you then take 21/3 you get 7, you're then going to take 7x5 and you will get 35. Therefore 5 rides on the MoonCoaster cost $35. Hope this helps!
Answer:
x=3√5
Step-by-step explanation:
This is a right angle triangle
So the equation is
2²+x²=7²
x=√7²-2²
x=3√5