Write the following sentence into an expression using x as your variable: Mario purchases pizza at $7 each, and the cost will be split between he and his brother.

Cost =

Step-by-step explanation:

Let the number of pizza purchased by Mario = x

Cost of one pizza = $7

Total cost of x pizza = Number of pizza × Cost of one pizza

                                  = $7(x)

If the cost of will be split between Mario and his brother, expression representing the cost by them individually,

Cost =

Therefore, Cost = $ will be the answer.

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