Use the Slope-Intercept Form of an Equation of a Line · Exercise 55
Costa is planning a lunch banquet. The equation models the relation between the cost in dollars, C, of the banquet and the number of guests, g.
ⓐ Find the cost if the number of guests is 40.
ⓑ Find the cost if the number of guests is 80.
ⓒ Interpret the slope and C-intercept of the equation.
ⓓ Graph the equation.
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OpenStax, Elementary Algebra 2e · §4.5 Use the Slope-Intercept Form of an Equation of a Line · Exercise 55
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