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Glencoe Algebra 2 is a key application in our vertically aligned highschool arithmetic sequence constructed to aid all scholars in attaining a greater realizing of arithmetic and increase their arithmetic rankings on today’s high-stakes checks.

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How many text messages can Karissa afford to send each month? (Lesson 1-3) Name the sets of numbers to which each number belongs. (Lesson 1-2) 8. 5 9. √100 Name the property illustrated by each equation. (Lesson 1-2) A 50 C 150 B 100 D 151 23. GEOMETRY Use the information in the figure to find the value of x. Then state the degree measures of the three angles of the triangle. (Lesson 1-3) 10. bc + (-bc) = 0 ­ÎXÊÊÓ®ƒ ( 7 )( 4 ) 4 3 11. _ 1_ =1 ­XÊʙ®ƒ ­ÓXÊÊ£®ƒ 12. 3 + (x - 1) = (3 + x) + (-1) Solve each equation.

Then graph the solution set on a number line. 10. n + 4 ≥ -7 11. b - 3 ≤ 15 12. 5x < 35 d 13. _ > -4 g 14. _ ≥ -9 15. -8p ≥ 24 16. 13 - 4k ≤ 27 17. 14 > 7y - 21 18. -27 < 8m + 5 19. 6b + 11 ≥ 15 20. 2(4t + 9) ≤ 18 21. 90 ≥ 5(2r + 6) 3t + 6 22. _ < 3t + 6 k+7 23. _ - 1 < 0 2n - 6 24. _ +1>0 2 2 -3 3 5 25. 40 an hour working at Box Office Videos. Each week 25% of his total pay is deducted for taxes. 4x) ≥ 120 to determine how many hours he must work. 26. STATE FAIR Admission to a state fair is $12 per person.

3B. Solve 4b + 1 + 8 = 0. It is important to check your answers when solving absolute value equations. Even if the correct procedure for solving the equation is used, the answers may not be actual solutions of the original equation. 28 Chapter 1 Equations and Inequalities EXAMPLE One Solution Solve x + 6 = 3x - 2. Check your solutions. Case 1 a=b x + 6 = 3x - 2 6 = 2x - 2 8 = 2x 4=x or a = -b x + 6 = -(3x - 2) x + 6 = -3x + 2 4x + 6 = 2 4x = -4 x = -1 Case 2 There appear to be two solutions, 4 and -1.

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