The sum of two numbers is 61 and the difference is 9 what are the numbers

Given that abcd is a rhombus, what is the value of x?

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

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.