Mrs. Gutierrez hired a party planner to plan Carina's quinceañera. There will
be 125 guests and she wants to offer
appetizers and a buffet dinner. What is
the cost, before tax, for the party?

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.

Akayaker travels 3 miles upstream and 3 miles downstream in a total of 4 hours. in still water, the kayaker travels at a speed of 2 mph. what is the average speed of the river's current?