What is the distance between -6 and -3 on a number line

the answer is 3 because if you do -3-(-6) that will give you -3+6 and that is 3 or you can do the absolute value of -6-(-3)

Step-by-step explanation:

maybe i can

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.