help please

' Nadia has a budget of $16,000 dollars to spend on tracking devices to studyr grizzly bears. A radio tracker costs $850 and a GPS tracker costs $1300. Nadia wants to buy more than 8 radio trackers and at least 4 GPS trackers. The following system of inequalities represents this situation, where x is the number of radio trackers and y is the number of GPS trackers. x>8 1/24 850x+ 13001,\"; 16000 Which yellow shaded region corresponds to Nadia's possible choices? GPS Trackers \f\f\f