Respuesta :

4 pencils = 2 erasers.
4 pencils = 2 x $1.50
4 pencils = $3.00

4 pencils = $3.00
12 pencils = $3.00 x 3
12 pencils = $9.00

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Answer: 12 pencils cost $9.00
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chickensmart
Four pencils cost three dollars. That means if you divide twelve by the cost three dollars. That means the price of twelve pencils is three times three which means the price is $9.00