Factor the expression (x+4)^2-4y^5(x+4)+4y^10

Which pair of lines is parallel? a. y=4x+1 and y+4=5 b. y=-2+x and 2y-2x=-2 c. y=1/4x + 2 and y-2=1/2x d. y=1/5x+1 and 5y+x= 10

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor