The greatest common factor of the number 6 is 1
Let the second no. be x
-3x = 21 → x = 21/-3 → x = -7
Answer:
The truck travel must to have a constant speed of 
Step-by-step explanation:
we have

where
d expresses a car's distance in feet
t is the number of seconds
<em>Find the distance d for t=8 sec</em>

<em>Find the distance d for t=8.2 sec</em>

The total distance in this interval of 0.2 sec is

<em>Find the speed of the car</em>
Divide the total distance by the time

therefore
The truck travel must to have a constant speed of 
Hey!
--------------------------------------------------------
a. Has a vertical axis of symmetry.
Answers: B and D
--------------------------------------------------------
b. Has a horizontal axis of symmetry.
Answers: D and E
--------------------------------------------------------
c. Passes through exactly one quadrant.
Answers: A and D
--------------------------------------------------------
d. Passes through all 4 quadrants.
Answers: B and F
--------------------------------------------------------
Hope This Helped! Good Luck!
Answer:
C
You have to check which of numbers is the lowest.
Cheers :D