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Homework Questions

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Solving and Graphing

Linear InequalitiesAugust 28,2012

Linear InequalitiesThe solution to a linear inequality is a shaded region of the coordinate plane and is called a half-plane bounded by a boundary line.

Ex. ½ Is the ordered pair a solution of the inequality?

Ex.1 Graph. 2 2y x

5 2 4x y Ex.2 Graph.

1xEx.3 Graph.

3 4 4x y Ex.4 Graph.

Ex.5 Write the Inequality

Ex.6 Write the Inequality

Ex.7 Practice with Word ProblemsThe dairy association is thinking of opening a milkshake stand at the fair. A goal of making a profit of over $800 makes it worthwhile to open.A. If they sell 400 small shakes,

x, and 250 large shakes, y, write an inequality representing the profit they would have to make on each size to reach at least a profit of $800.

HOMEWORKRed workbook pages 101-102

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