The piecewise function f(x) has opposite expressions,
f(x) =2x-1,x< 00, x=0-2x+1,x> 0
which is the graph of f(x)?

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?

Which of the following is the sum of 3 1/6 + 6 3/8?