The copy machine in the teacher’s lounge can print 3 single-sided pages in 16 seconds. Mr. Adams has 25 students in his class, a
nd has to give three one-page quizzes on Friday. How long will it take the machine to print all of Mr. Adams’ copies if he needs to print one copy of each quiz for every student?
Turn it into slope-intercept form. 2y = -x + 14 y = -x/2 + 7 The slope is -1/2. Perpendicular lines have slopes that are opposite reciprocal, so the slope of the perpendicular line is 2.
