Posted by Kin on .
In 1991, the life expectancy of males in ceetain country's was 73.3 years. n 1996, it was 75.8 years. Let E represent the life expectancy in year t and let t reprsent the number of years since 1991.
The linear fuction E(t) that fits the data is E(t)= ______ t + ______.
Round t the nearest tenth.
Use the fnction to predict the life expectancy of males in E(14).
Round to the nearest tenth.

Algebra 
drwls,
A very similar question was asked two days ago. Work this one the same way. In this case, life expectancy increases 0.5 years per year.
http://www.jiskha.com/display.cgi?id=1278256383