Inequalities

Exercise 3:

Solve the inequality

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Solution.

We start by multiplying both sides by 2 (Rule 3a):

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We're done, once we subtract 3 on both sides (Rule 1):

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and simplify to

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The set of solutions consists of all numbers greater than or equal to -5/3.

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Helmut Knaust
Fri Jul 11 14:32:40 MDT 1997

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