michelle starts 12 feet away from a motion detector. for the first 5 seconds, she walks at a rate of -2 per second. for the next two seconds, she walks at a rate of 1 foot per second. for the past 3 seconds she walks at a rate of 3 feet per second , plus points to show where michelle starts and where she is after 5,7, and 10 seconds

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 should be a. snail

answer: 100

step-by-step explanation:

i would say true? if the unit was informational and it "refreshed your understanding", then true.