Write the equation of the circle described.
Center
(0,0) Point on circle (-3,-3)

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

The value √10 and √15 are plotted on the number line

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?