SOLUTION: In 1990 the life expectancy of males in a certain country was 65.4 years. In 1996, it was 69.0 years. Let E represent the life expectancy in year t and let t represent the number

Question 462652: In 1990 the life expectancy of males in a certain country was 65.4 years. In 1996, it was 69.0 years. Let E represent the life expectancy in year t and let t represent the number of years since 1990. The linear function that fits the data is E(t)=_t+_
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Plot years on the horizontal and
life expectancy on the vertical.
Using the point-slope formula,

Multiply both sides by

check answer:
1990:

(or 1990)
1996:

(or 1996)
OK
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