If the line with equation ax-2y=5 is perpendicular to the line with equation x+3y=1. Then what is the value of a?

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.