2 years ago

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

1 answer:

3 0

Answer:

$72

Step-by-step 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:

$72$

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