Problema Solution
A jazz concert brought in $199,000 on the sale of 7,900 tickets. If the tickets sold for $20 and $30 each, how many of each type of ticket were sold?
Answer provided by our tutors
let
x = the number of 20$ tickets sold
y = the number of 30$ tickets sold
A jazz concert brought in $199,000 on the sale of 7,900 tickets:
20x + 30y = 199000
x + y = 7900
by solving the above system of equation we find:
x = 3,800 $20 tickets
y = 4,100 $30 tickets
click here to see the step by step solution of the system of equations:
there were 3,800 twenty dollar tickets sold and 4,100 thirty dollar tickets sold.