Describe and correct the error in simplifying the rational x^2+16x-80/x^2-16=16x-80/-16=-x+5

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches. approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

Determine if the equation defines y as a function of x: 2xy = 1. yes o no

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x