Jean can swim 100 meters in 1.86 minutes. Sean can swim the same distance in 2.12 minutes.

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expressions 4s +9s represents the total number of items that will be displayed on s shelves. simplify this expression

Which of the following equations is equivalent to x/3-6/x=1

What is (2.5a^8n)^3 · (0.4^7n)^3 can you plz simplify this quickly offering lots of points