Solve this system of linear equations. Separate
the x- and y-values with a comma.
-18x = -8 - 17y
11x = 71 + 17y

Two lines parallel to the same plane are parallel to eachother

Through non-collinear points there is exactly one plane.

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books