Section 1.4 Subtraction of Real Numbers 81 Applying the Order of Operations Simplify the expressions. a 6 07 110 13 722 a. b. Solution: a. Simplify inside the parentheses first. Add fractions in each parentheses. The common denominator is 24. Add. Simplify to lowest terms. 6 07 11 0 13 722 b. Simplify within absolute value bars and parentheses first. Rewrite subtraction in terms of addition. Simplify absolute value and exponent. Rewrite subtraction in terms of addition. Add from left to right. 6 07 11120 13 722 6 04 0 1422 6 142 16 6 142 16 10 16 6 41 12 82 24 31 24 a 51 24b a 31 24b a 17 8 b a 31 24b a17 8 b c 15 24 a 16 24bd a1 8 16 8 b c 5 8 a 2 3bd a1 8 2b a 5 8 2 3b a1 8 2b 5 8 2 3b a1 8 2b Example 7 Rewrite subtraction in terms of addition. Rewrite fractions with a common denominator in each parentheses. Rewrite subtraction in terms of addition. Skill Practice Simplify the expressions. 15. a1 1 4b a3 4 16. 4 2 06 1820 1422 Classroom Examples: p. 84, Exercises 90 and 94 Answers 15. 1 16. 16 1 2b
miller_introductory_algebra_3e_ch1_3
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