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Mathematics, 18.08.2019 17:10 TylerBerk5309

Sally wants to purchase some school supplies. notebooks cost $3 each and pens cost $2 each. sally is not allowed to purchase more than 12 items. sally knows that she will need at least 4 notebooks and at least 5 pens to be prepared for school.
write an equation that represents the constraints of sally's purchasing.

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