Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Compound Inequalities
Formulas
When solving inequalities, adding or subtracting terms on all sides of the inequality follows the same rules as in equations.
Dividing or multiplying by negative numbers reverses the inequality sign.
Theorems
Properties of Inequalities: If a < b, then for any real number c, a + c < b + c. If a < b and c > 0, then ac < bc. If a < b and c < 0, then ac > bc.
Suitable Grade Level
Grades 9-11