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Mathematics 11 Online
OpenStudy (anonymous):

In 1980, median family income was about $16000 and in 2000 it was about $41,000. Find the slope of the line passing through the points (1980,16000) and (2000,41000). interpret the slope as a rate of change. If this trend continues, estimate the median family income in 2004.

OpenStudy (anonymous):

slope formula is m=(y1-y2)/(x1-x2)

OpenStudy (anonymous):

If the slope is 1250, what is the family income in 2004? I am totally lost.

OpenStudy (anonymous):

Duh I got it. Thanks.

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