What is the direct variation equation if y varies directly with x and y= -12 when x= 6? a. y = -2x b. y = - 1/2x c. y = -6x d. y = -18x

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Ahomeowner plans to hang wallpaper on one wall of a bedroom that is 10 feet long if a stripe of wallpaper is 20 inches wide and stripes or hung vertically how many stripes on wall paper with the homeowner required