If a • b = 0, and a ≠ 0, then b=

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?

Divide reduce the answer to lowest term 3/7 divided 1 1/6