(24 / x) + [24 / (x + 5)] = 11
24(x + 5) + 24 x = 11 x (x + 5)
48 x + 120 = 11 x^2 + 55 x
11 x^2 + 7 x - 120 = 0
find x by factoring or quadratic equation
A child's train ticket costs $x. An adult's ticket costs (x+5).
Claudia buys 11 tickets. She spends $24 on children's tickets and $24 on adults tickets. Write down an equation in x and solve it to find the cost of a child's ticket.
1 answer