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

$8
$27
$62
$72

User Onema
by
8.5k points

1 Answer

2 votes

If 3x is the cost of x notebooks, we can find the cost of 24 notebooks by substituting x = 24:

3(24) = 72

Therefore, the cost of 24 notebooks is $72.

User Himanshu Upadhyay
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