Answer:
[tex] 7p + 5 \le 50 [/tex]
Step-by-step explanation:
The number of pizzas is p.
One pizza costs $7.
p number of pizzas cost 7p.
The total cost is the cost of the pizzas plus the $5 tip.
The total cost is 7p + 5
He can spend $50 or less, so the total cost must be less than or equal to $50.
Answer: [tex] 7p + 5 \le 50 [/tex]