Linear Functions

SAT Math· difficulty 4/5

A school needs to raise \1500sellingcookiesatselling cookies at$3each,afterpayingeach, after paying$300insupplies.Cookiesin supplies. Cookiesn$ to sell:

  • A

    600600

    check_circle
  • B

    700700

  • C

    800800

  • D

    500500

Explanation

3n300=15003n=1800n=6003n - 300 = 1500 \Rightarrow 3n = 1800 \Rightarrow n = 600.

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