Wxy is a right triangle.

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?