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Example 2.77 from Elementary Algebra, 2.7 Solve Linear Inequalities
Solve Linear Inequalities: example 2.77
Translate and solve. Then write the solution in interval notation and graph on the number line.
Twelve times c is no more than 96.
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
Translate. Solve—divide both sides by 12. Simplify. Write in interval notation. Graph on the number line.
Your turn
The book's Try It right after this example: same idea, new numbers. Only the answer is given.
Translate and solve. Then write the solution in interval notation and graph on the number line.
Twenty times y is at most 100
How did it go?