due to the cost of ingredients sal anticipates that he will have to increase his pizza prices by 15% what value of the scalar r should be used so that rs results in a matrix thag represents the new prices for pizza?

With this question! what is process of elimination? ? p.s. my brothers acc got banned so add his new one @ yamauchiyamyam17

What is the number 321,000,000 in scientific notation? also what is the number? ?

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.