Scientists conducted a study to see people's reaction times after they ve amounts of sleep The data is presented below with a line of best

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try looking in the very back of the book : )

step-by-step explanation:

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answer

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step-by-step explanation:

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