Which could be represented be the expression 3m squared -7

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

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.