The square of a positive number is twenty-four more than five times the positive number. Find the number.
A) 3
B) 8
C) 6
D) 4
E) 5

Name: The square of a positive number is twenty-four more than five times the positive number. Find the number. A) 3 B) 8 C) 6 D) 4 E) 5
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Question

Quizplus · Accepted Answer

Let the number be x. Then, x^2 = 5x + 24. x^2 - 5x - 24 = 0. (x - 8)(x + 3) = 0. x = 8 or x = -3. Since the number is positive, x = 8.

The Square of a Positive Number Is Twenty-Four More Than