Hello,
You have to know this property:
Hello!
The equation that represents this situation is A. 3t = 27.
Explanation:
This is because an equation is a "mathematical sentence" and this equation says that if you multiply the costs of the three friends' tickets, the total cost would be $27.
You flip the inequality.
Example: if x > -y and you divide both sides by (-1) then you flip the inequality so: -x < y