Can any one solve
-43 + 13r > -2(11-3r) -7

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?

{0,1,2,3,4,5,6,20,21,22,23,24,25} the distribution is considered to be: skewed the right, skewed the left, not skewed?