The price of an item has been reduced by 85%. the original price was $80. what is the price of the item now?

Find an equation of the line perpendicular to the graph.

What is the standard form of -5x^2+2x^4-11+x^3+3x

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤