William has 3 jars of marbles that he wishes to share equally with his brother. in the first jar there are 12 marbles, in the second jar there are 21 marbles, and in the third jar there are 17 marbles. write an expression with parenthesis to show how many marbles each boy will get. then simplify the expression.

Math it's appreciated. (picture provided)

Explain how you divide powers with like bases. discuss why the bases have to be the same. how are these rules similar to the rules for multiplying powers with like bases.

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.