Shalina uses the expression 3x to determine the cost of x notebooks. What is the cost of 24 notebooks? $8 $27 $62 $72

Phil Gan asked Jun 12, 2023

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33 votes

Shalina uses the expression 3x to determine the cost of x notebooks. What is the cost of 24 notebooks?

$8
$27
$62
$72

Phil Gan asked Jun 12, 2023

2.9k points

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14 votes

Answer:

$72

Explanation:

Let's use substitution to identify the cost of 24 notebooks.

The equation is represented as:

3x = ?

Substitute 24 into x:

3(24) = ?

Solve:

Foolo answered Jun 16, 2023

by Foolo

3.5k points

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