Mathematics, 25.06.2019 07:00 wafflewarriormg

Pen costs twice as much as a pencil. the total cost of 1 1 pen and 1 1 pencil is $2.10 $ 2 . 10 . if p represents the cost of 1 1 pencil, which equation could you use to find p ?

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Pen costs twice as much as a pencil. the total cost of 1 1 pen and 1 1 pencil is $2.10 $ 2 . 10 . if...