Factor completely, then place the factors in the proper location on the grid. 25a2 +9b2 + 30ab

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Which expression is equivalent to the expression for the perimeter of the larger garden?

Write the ratio as a fraction in lowest terms 1 1/2 to 3 1/3