Please giving away a lot of points​

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

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Find the commission on a $590.00 sale if the commission is 15%.