Answer:
[tex]T=9x-10[/tex]
Step-by-step explanation:
Let x be the number of games
Cost of 1 game = $9
Cost of x games = 9x
he gets a student discount of $10.
So, Cost after discount = 9x-10
Let the total cost be T
So, [tex]T=9x-10[/tex]
So, An equation to represent the total cost of playing laser tag including the discount is [tex]T=9x-10[/tex]