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An x-intercept of a graph is the x- coordinate of a point where the graph crosses the x-axis. An y-intercept of a graph is the y- coordinate of a point.

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Presentation on theme: "An x-intercept of a graph is the x- coordinate of a point where the graph crosses the x-axis. An y-intercept of a graph is the y- coordinate of a point."— Presentation transcript:

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2 An x-intercept of a graph is the x- coordinate of a point where the graph crosses the x-axis. An y-intercept of a graph is the y- coordinate of a point where the graph crosses the y-axis.

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5 Find the x and y-intercepts. Plot the x and y-intercepts and draw a line through them connecting them with a straight edge. 4x + 8y =24 x-intercept y-intercept x-int: 6 y-int: 3 (6,0) (0,3)

6 (6,0) (0,3) 4x + 8y =24

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9 3x + 5y = 60 x-intercept 3x + 5(0) = 60 3x = 60 x = 20 (20,0) y-intercept 3(0) + 5y = 60 5y = 60 y = 12 (0,12)

10 (20,0) (0,12) 3x + 5y = 60

11 3(10) + 5y = 60 30 + 5y = 60 5y = 30 y = 6 (10, 6) 3(15) + 5y = 60 45 + 5y = 60 5y = 15 y = 3 (15, 3) 3x + 5(9) = 60 3x + 45 = 60 3x = 15 x = 5 (5, 9) 1) 20 Small Bows, 0 Large Bows 2) 0 Small Bows, 12 Large Bows 3) 10 Small Bows, 6 Large Bows 4) 15 Small Bows, 3 Large Bows 5) 5 Small Bows, 9 Large Bows


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