Parallelogram WXYZ.
WX = 13x + 15
YZ = 19x - 9
Find X and Y

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.