If A has coordinates (2, –1) and B has coordinates (–1, 1), what are the coordinates of the midpoint of AB¯¯¯¯¯¯ ?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

Given the equation −4  = 12, solve for x and identify if it is an extraneous solution.