Question: 4. Given the points ( )4, 5 and ( )2, 1 a. Find the slope of the line that passes through the two points: b.

4. Given the points ( )4, 5 and ( )2, 1 a. Find the slope of the line that passes through the two points: b. Find the equation of the line that passes through the two points: 5. A factory can make 50 lamps per week for a total weekly cost of $3,900 and 60 lamps per week for a total weekly cost of $4,250. a. Assuming that the weekly cost and production are linearly related, find the total weekly cost of producing x lamps b. Sketch a graph the total weekly cost c. Interpret the slope and the y-intercept of the total weekly cost equation

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