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Intermediate Algebra

OPENSTAX

$Math Studyset Vaia Explanations$ Math

OER 2017 Edition · 1346 pages

ISBN: 9780998625720

Chapter 1: Q. 403 (page 91)

In the following exercises, simplify each expression.
$(a) 23 - (- 17) (b) 23 + 17$

Short Answer

Expert verified

The simplest form of the given expressions are

$(a) 40 (b) 40$

Step by step solution

01

Step 1. Given information

$(a) 23 - (- 17) (b) 23 + 17$

02

Part a.Step1.Simplify the expression

$(a) 23 - (- 17) = 23 + 17 since,- (- a) = a = 40 addnumbers$

Hence, $23 - (- 17) = 40 .$

03

Part b.Step 1.Simplify the expression

$(b) 23 + 17 = 40 addthenumbers$

Hence, $23 + 17 = 40 .$

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