# Math

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C (n) = 500 + 4n ,

C is cost in dollars. of renting hall 4 prom given my equation:

C (n) = 500 + 4 n

n = # of students going to prom.

Calculate cost of renting hall
if 70 students go.

A. \$108
B. \$500
C. \$780
D. \$970

• Math -

500 + 4(70)
500 + 280 = ?

• Math -

So it would be \$780. Thanks helper =)

• Math -

correct, you're welcome

• Math -

c=500+ 40n

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