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Chapter 1: Q. 81 (page 38)

In the following exercise, simplify each expressions.

-17-42

Short Answer

Expert verified

The simplified value is-59.

Step by step solution

01

Step 1. Concept Used.

According to subtraction property, the subtraction of a number is equal to the addition of its opposite. This can be expressed as follows.

a-b=a+-b

02

Step 2. Calculation.

Add the opposite of 17 with the opposite of 42.

-17-42=-59

03

Step 3. Conclusion.

The simplified value of the given expression is-59.

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