The Williams family planned a summer trip to a theme park. Each ticket is good for three days. They bought...

The Williams family planned a summer trip to a theme park. Each ticket is good for three days. They bought 5 children tickets and 2 adult tickets for $109.75 each. They spent a total of $525. The equation 5c + 219.50 = 525 can be used to represent the situation. Solve the equation below to find the value of c, the cost of each child ticket.
c = $