End of behavior for f(x)=-x^4-2x^3+3x+9

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 perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

Aline passes through the point (9,-7) and has a slope of 4/3 write an equation in point-slope form for this line. first to answer correctly gets brainleist