SOLUTION: The total cost, c, of a school banquet is given by c=25n+1400, where n is the total number of students attending the banquet. The total cost of the banquet was $9900. How many stud

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: The total cost, c, of a school banquet is given by c=25n+1400, where n is the total number of students attending the banquet. The total cost of the banquet was $9900. How many stud      Log On


   

Question 691438: The total cost, c, of a school banquet is given by c=25n+1400, where n is the total number of students attending the banquet. The total cost of the banquet was $9900. How many students attended the banquet?
Answer by mouk(232) About Me  (Show Source):
You can put this solution on YOUR website!
+c=25n%2B1400+
if +c=9900+ then
+25n%2B1400+=+9900+
+25n+=+8500+
+n+=+340+
so there were 340 students