SOLUTION: From 2000 through 2014, the percentage of Americans living below the poverty level is given approximately by P = 11.36 + 0.28t, where t is the time, in years, since 2000.† (a)

Question 1146741: From 2000 through 2014, the percentage of Americans living below the poverty level is given approximately by P = 11.36 + 0.28t, where t is the time, in years, since 2000.†
(a)According to this model, what percentage of Americans lived below the poverty level in 2010? (The actual number is 15.1%.)
_________ % *I answered this question with 14.16% and it is correct. I just need help on part B below.
(b)What is the slope of this linear function?
_________ %/yr
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
P = 11.36 + 0.28t

(a)
t=10 for year 2010.
Substitute and evaluate P.

(b)

Slope is m.
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