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jrsavala559p9969g
18.10.2019 •
Mathematics
Reiko needs to mail her christmas cards and packages and wants to keep her mailing costs to no more than $357.50. the number of cards is at least 16 more than twice the number of packages. the cost of mailing a card (with pictures enclosed) is $2.50 and for a package the cost is $6.50.
write a system of 2 inequalities to model this situation. use " x " for the number of packages and " y " for the number of cards.
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Ответ:
The system of inequalities describing this situation is
3y+7x≤500
y ≥2x+4
Step-by-step explanation:
Ответ:
9.8
Step-by-step explanation:
Use the distance formula to determine the distance between the two points.
d = distance