Problema Solution
Fifty people paid $1350 to attend a concert.Each adult ticket cost $30 while a childs ticket cost $15.How many adult tickets were sold?
Answer provided by our tutors
let
a = the number of adult tickets sold
c = the number of child tickets sold
Fifty people paid $1350 to attend a concert.Each adult ticket cost $30 while a childs ticket cost $15.
a + c = 50
30a + 15c = 1350
by solving the system of equations we find
a = 40 adult tickets
c = 10 child tickets
click here to see the step by step solution of the system of equations
there were 40 adult tickets sold.