The cost of 3 scarves is $26.25 what is the unit price

the first one is x^2+2x+2

the second one is x^2+4

the last one is x^2-4x+8

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168

the answer to your question is c.)   volcanoes built the mountains and earthquakes tore them down.

step-by-step explanation: