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Example 4.72 from Elementary Algebra, 4.7 Graphs of Linear Inequalities
Graphs of Linear Inequalities: example 4.72
Graph the linear inequality .
Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.
Solution
Your turn
The book's Try It right after this example: same idea, new numbers. Only the answer is given.
Graph the linear inequality .
How did it go?