Chapter 1: Q. 77 (page 37)

In the following exercise, simplify each expression.
$19 + 2 (- 3 + 8)$

Short Answer

Expert verified

The simplified value is 29.

Step by step solution

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.

$a - b = a + (- b)$

Step 2. Clear Parentheses.

Add 8 with opposite of 3 inside the parentheses.

$19 + 2 (- 3 + 8) = 19 + 2 (5)$

Step 3. Simplification.

Multiply 2 with 5.
Add 19 to the product.

$\begin{array}{rcl} 19 + 2 (5) & = & 19 + 10 \\ = & 29 \end{array}$

Step 4. Conclusion.

The value of the given expression is 29.

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In the following exercise, simplify each expression.
$19 + 2 (- 3 + 8)$

Short Answer

Step by step solution

Step 1. Concept Used.

Step 2. Clear Parentheses.

Step 3. Simplification.

Step 4. Conclusion.

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In the following exercise, simplify each expression.19+2-3+8

Short Answer

Step by step solution

Step 1. Concept Used.

Step 2. Clear Parentheses.

Step 3. Simplification.

Step 4. Conclusion.

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Pure Maths

Applied Mathematics

Logic and Functions

Mechanics Maths

Geometry

Calculus

Study anywhere. Anytime. Across all devices.

In the following exercise, simplify each expression.
$19 + 2 (- 3 + 8)$