Use the slope equation: 
Plug in the points (2, 15) and (0, -1).
⇒ 
= 8
The slope of the line is 8.
Plug in the points (2, 15) and (0, -1).
The slope of the line is 8.
Last month Mrs. Hamilton bought a 4-pound bag of potatoes for $9.12. This month she purchased a 6-pound bag of potatoes for $11.
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