Find an expression which represents the difference when (-2x+10y)(−2x+10y) is subtracted from (5x-7y)(5x−7y) in simplest terms.

The lee family bought their home for $220,000 this year. the equation =220,000(1.038) v = 220 , 000 ( 1 . 038 ) x can be used to find the value, v, of their home after x years. which will be the value of the lee family's home in 5 years?

52 cm radius = diameter = area = circumference = circumfer

Find two numbers if their sum is 91 and the ratio is 6: 7?