Copy center charges $0.08 a page for machine fed copies and $0.20 for hand fed copies. If Logan's bill for 80 copies of his movie script is $13, how many copies of each type were made?

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12