Fr pointtt oka

Meeting ID 917-3383-2712
Host Taylor Wertz
Password B1MC04

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Select all the statements that apply to this figure