Set up an algebraic equation to find the cost of each game.
5x+15=155.
x is the cost of each game multiplied by 5(total amount of games).
15 is the cost or the carrier.
155 is the total cost.
Now you solve:
5x+15=155,
5x=140,
x=28.
The cost of each game is $28.
Check: 5 (28)+15=155
