Solve using the addition principle.y - 16 = -15

A. 1
B. 31
C. -31
D. -1


Answer: A

Mathematics

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Solve.Persons taking a 30-hour review course to prepare for a standardized exam average a score of 620 on that exam. Persons taking a 70-hour review course average a score of 782. Find a linear equation which fits this data, and which relates score to review time. Use this equation to predict an average score for persons taking a 51-hour review course. Round to the nearest tenth.

A. 697.8 B. 719.1 C. 709.3 D. 705.1

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Provide an appropriate response.In what quadrant of the coordinate system does P(-7, -1) lie?

A. IV B. III C. I D. II

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Solve the problem.In a school survey, students showed these preferences for instructional materials. Answer the question. About how many students would you expect to prefer written materials in a school of 650 students?

A. About 59 students B. About 234 students C. About 9 students D. About 117 students

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Use synthetic division to decide whether the given number k is a zero of the given polynomial function.k = -2 + 5i; f(x) = x2 + 4x + 29

A. Yes B. No

Mathematics