Which of the following is a valid use of the associative property of addition?
A. (23 + 15) – 5 = 23+ (15 – 5)
B. (23 – 15) + 5 = 23 – (15 + 5)

Brady has a 20 year fixed rate mortgage for $215,500 with monthly payments of 1,305.89.the annual interest rate is 4%. what is the total cost of the principal and interest for this loan rounded to the nearest dollar

Aline passes through 3,7 and 6,9 what equation represents the line

The acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?