The first side of the triangle is 6 cm longer than the second side. The third side is 4 cm shorter than the first side. How long is each side if the perimeter of the triangle is 29 cm?

Agroup of five people go out to eat and buy appetizers and main dishes they decide to split the bill so each person pays 20% of the total cost appetizers are $5 and main dishes are $10 write an expression to show how much each person pays explain it with how to solve the problem