any lines of Symmetry
PROFIT Stefon charges people $25 to test the air quality in their homes. The
device he uses to test air quality cost him $500. The function y = 25x - 500
describes Stefon's net profit, y, as a function of the number of clients he gets, x.
a. State whether the function is a linear function. Write yes or no. Explain.
b. What do the x- and y-intercepts of the function represent in terms of the situation?
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Lesson 1-2. Linearity, Intercepts, and