What are rational and irrational numbers ?

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens

15 points what is the end behavior of this graph? & what is the asymptote of this graph?

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two