Correct 625 points out of 625 question 18 correct 625

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Question17Solve the equation. x(x+ 31) = 180The correct answer is: (-∞, 4] [6, ∞)22Correct6.25 points outof 6.25Question18Correct6.25 points outof 6.25Select one:a. {±5,± 6i}b. ,± 6i}c. {±5i,± 6}d. {±5,± 6}The correct answer is: ,± 6i}Solve the absolute value inequality. Write the solution in intervalnotation. 3|x- 5| + 12 ≥ 15Select one:a. [-4, 14]b. [4, 6]c. (-∞, 4] [6, ∞)d. (-∞, -4] [14, ∞)
7/9/2018Graded Exam #2
11/11Question19Correct6.25 points outof 6.25Sparky has scores of 71, 60, and 69 on his first three Sociology tests. If heneeds to keep an average of 70 to stay eligible for lacrosse, what scores onthe fourth exam will accomplish this?Question20-2(4y- 7) + y≥ 2y- (-8 + yCorrect6.25 points outof 6.25Solve the problem. Sparky has scores of 71, 60, and 69 on his first three Sociology tests. If heneeds to keep an average of 70 to stay eligible for lacrosse, what scores onthe fourth exam will accomplish this?
Solve the inequality. Write the solution set in interval notation. -2(4y- 7) + y≥ 2y- (-8 + y)

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