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Unformatted text preview: 67 Solving Equations and InequalitiesObjective: Solve equations and inequalities containing rational numbers.5Minute QuizFind the mean, median, and mode for each set of data. When necessary, round to the nearest tenth.1.52, 35, 63, 44, 23, 44, 52, 90, 44, 512.$17,500; $25,900; $87,500; $34,200; $19,5003.6, 7, 3, 3, 3, 6, 7, 4, 9, 1, 6, 6, 44.1.5, 2.5, 1.9, 2.7, 1.7, 3.1, 6.0, 5.45Minute QuizAnswers:1.Mean, 49.8; median, 47.5; mode, 442.Mean, $36,920; median, $25,900; no mode3.Mean, 5; median, 6; mode, 64.Mean, 3.1; median, 2.6; no mode67 Solving Equations and InequalitiesTo solve an equation or inequality that involves division, multiply each side by the same number to get the variable by itself.67 Solving Equations and InequalitiesExample 1Solve z/10= 1.567 Solving Equations and InequalitiesExample 1Solve z/10= 1.5z/10= 1.567 Solving Equations and InequalitiesExample 1Solve z/10= 1.5z/10= 1.510 * z/10= 1.5 * 10Multiply both sides by 10.67 Solving Equations and InequalitiesExample 1Solve z/10= 1.5z/10= 1.510 * z/10= 1.5 * 10z = 15Multiply both sides by 10.67 Solving Equations and...
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This note was uploaded on 12/01/2011 for the course MATH 110 taught by Professor Staff during the Fall '08 term at BYU.
 Fall '08
 Staff
 Algebra, Equations, PreAlgebra, Inequalities

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