He amounts of industrial waste generated in a region during two years were 31,900,000 tons and 53,400,000 tons. what was the total industrial waste generated over these two years in the region, expressed in scientific notation?

Which graph represents the equation y =4x

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i

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.