Arectangle is drawn on a coordinate grid three of its four vertices are located at points

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

What is x and y intercepts for y=x+7

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.