Chapter 1: Q 139. (page 39)

In the following exercises, evaluate the following expressions.
$2 l + 2 w when l = 15, w = 12$

Short Answer

Expert verified

The required value is 54.

Step by step solution

Step 1. Given information.

The given expression is:

$2 l + 2 w$

We have to evaluate the given expression for $l = 15 and w = 12$ .

To evaluate an expression means to find the value of the expression when the variable is replaced by a given number.

Step 2. Replace l with 15 and w with 12 in the given expression.

$2 l + 2 w = 2 \cdot 15 + 2 \cdot 12$

Follow the order of operations,

$= 30 + 24 = 54$

The value of role="math" localid="1647167762301" $2 l + 2 w when l = 15, w = 12$ is 54.

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In the following exercises, evaluate the following expressions.
$2 l + 2 w when l = 15, w = 12$

Short Answer

Step by step solution

Step 1. Given information.

Step 2. Replace l with 15 and w with 12 in the given expression.

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In the following exercises, evaluate the following expressions.2l+2wwhenl=15,w=12

Short Answer

Step by step solution

Step 1. Given information.

Step 2. Replace l with 15 and w with 12 in the given expression.

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Calculus

Decision Maths

Statistics

Probability and Statistics

Pure Maths

Applied Mathematics

Study anywhere. Anytime. Across all devices.

In the following exercises, evaluate the following expressions.
$2 l + 2 w when l = 15, w = 12$