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Week27 QUIZ: College Algebra Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best answers the question. Solve the equation. 1) q + 1 = 4 A) {16} 2) B) {25} C) {17} D) {15} B) {7} C) {49} D) 28 3 B) {48} C) {-24} D) {12} 2) 6q + 7 = 7 A) 49 6 3) 2k + 1 = 7 A) {24} 4) 5x - 6 - 8 = 0 3) 4) A) ∅ 5) 1) C) 14 B) {64} D) 14 5 5) x+3=0 A) {-9} B) ∅ C) {9} D) { 3} 6) x+3 =x-3 A) {1, 6} B) {1, 13} C) {6} D) {6, 13} 7) x+7 +5=x A) {9} 8) 3x + 10 = 5 - 2x A) 3 4 9) 10) 3 3 3r2 - 5r + 7 = A) 7 11 4 + 6t - 3 A) - 3 14 B) {2, 9} 3 C) {2} D) {9, 18} 6) 7) 8) B) 3,5 4 C) 5,9 4 D) {5} 9) 3r2 + 2r - 4 B) 11 C) - 11 7 7 D) - 7 11 10) 1 - 8t = 0 B) 3 14 C) - 14 3 A-1 D) 14 3 SHORT ANSWER. Write your answer in the space provided. 11) 4 12) 4 13) 4 r+3 = 6r x - 1 + 10 = 0 2x + 5 - x-2 =3 14) x 3 = x+4 15) 2x + 3 + 4-x =4 Solve the formula for the indicated variable. 16) L = 2W for k k A-2 Answer Key Testname: WEEK27-QUIZ 1) D 2) B 3) A 4) D 5) B 6) C 7) A 8) A 9) B 10) A 11) 3 5 12) ∅ 13) {2, 38} 14) ∅ 15) 3, 11 9 16) k = 2W L2 A-3