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Elementary Algebra

Lynn Marecek, MaryAnne Anthony-Smith

$Math Studyset 91影视 Explanations$ Math

2nd Edition 路 1240 pages

ISBN: 9780998625713

Chapter 1: Q. 1.249 (page 148)

Find the additive inverse of:
$(a) \frac{7}{9}, (b) 1.2 (c) - 14 (d) \frac{- 9}{4}$

Short Answer

Expert verified

The solution is

$(a) - \frac{7}{9} (b) - 1.2 (c) 14 (d) \frac{9}{4}$

Step by step solution

01

Step1. Given information

$(a) \frac{7}{9}$

02

Step2. Calculation

$(a) \frac{7}{9} T h e a d d i t i v e i n v e r s e o f \frac{7}{9} i s - \frac{7}{9}$

03

Step3. Given information

$(b) 1.2$

04

Step4. Calculation

$(b) 1.2 T h e a d d i t i v e i n v e r s e o f 1.2 i s - 1.2$

05

Step5. Given information

$(c) - 14$

06

Step6. Calculation

$(c) - 14 T h e a d d i t i v e i n v e r s e o f - 14 i s 14$

07

Step7. Given information

$(d) - \frac{9}{4}$

08

Step8. Calculation

$(d) - \frac{9}{4} T h e a d d i t i v e i n v e r s e o f - \frac{9}{4} i s \frac{9}{4}$

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