given the formula an = 47 + (n - ), find the 21st term in the sequence.

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

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Which best explains why this triangle is or is not a right triangle?