I need help fast please

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine, t, the number lf tokens jason bought