Which of the following descriptions best matches the inequality? |x−25|<12 A. The difference between x and 25 is less than 12.
B. The variable x represents some number within 12 units of the number 25.
C. The variable x represents some number at least 25 units away from the number 12.
D. The variable x represents a number that is less than 25 units away from the number 12.

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

List the sides of δrst in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12

How many ordered pairs of positive integers satisfy xy=32?