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Mathematics, 09.01.2020 04:31 314180

Piggy bank
william's piggy bank contains some quarters and some dollar bills.
o = the number of quarter coins in the piggy bank.
d = the number of dollar bills in the piggy bank.
the following two equations are true
59=d
80 +d=91

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Piggy bank
william's piggy bank contains some quarters and some dollar bills.
o = the nu...

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