Mathematics, 09.07.2019 02:30 cbbentonam72
Darla needs to purchase nine more stamps than envelops. each stamp cost $0.10, and each envelope costs $0.13 . if she pays $2.51, how many stamps and envelops does she buy.
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Darla needs to purchase nine more stamps than envelops. each stamp cost $0.10, and each envelope cos...
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