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## mostfinnest 2 years ago In 1980, median family income was about $19,000, and in 2000 it was about$40,000. Find the slope of the line passing through points (1980, 19000) and (2000,40000) m=

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1. Denebel

$slope=m=\frac{ y _{2} - y _{1}}{ x _{2} - x _{1}}$

2. Denebel

If you treat (1980, 19000) as $(x _{1}, y _{1})$ and (2000,40000) as $(x _{2}, y _{2})$

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