Ruby is deciding between two truck rental companies. company a charges an initial fee of $70 for the rental plus $2.50 per mile driven. company b charges an initial fee of $90 for the rental plus $1.50 per mile driven. let a(x)a(x) represent the amount company a would charge if ruby drives xx miles, and let b(x)b(x) represent the amount company b would charge if ruby drives xx miles. write the equation for each function and determine which company would be cheaper if ruby needs to drive 15 miles with the rented truck.

25 questions , because they start with 100.  

350-100=250 .  

. 250/10=25

step-by-step explanation:

first take off 100, then what x 10 = 250? that is your answer. (25)

do your own work and don"t cheat.

step-by-step explanation:

fd

step-by-step explanation:

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.