QuetzalyO54892 QuetzalyO54892

29-10-2022
Mathematics

contestada

the expressión 3+4.5 n can be used to find the total cost un dollars to Buy n pens what is the total cost of 5 pens?

Respuesta :

EmanuellaG472447 EmanuellaG472447

29-10-2022

ANSWER

$25.50

EXPLANATION

We have to replace n by 5 in the given expression:

[tex]\begin{gathered} 3+4.5n \\ 3+4.5\cdot5=3+22.5=25.5 \end{gathered}[/tex]

It costs $25.50 to buy 5 pens

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