1. Simplify (–6x2 + x – 5) + (9x2 – 3x+6).

Which equation represents the function on the graph?

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?