a car is traveling at 25 mi/h accelerates 48 mi/h over the 5 seconds. It maintains that speed for the nest 5 seconds, and then slows to a stop during the next 5 seconds

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.

d.) yes, because the volume of the cone is greater than the volume of the sphere

step-by-step explanation:

30 feet

step-by-step explanation:

that would be 2 1/2 * 12

= 24 + 6

= 30 feet   (answer)