Amanda has certain amount of money if she spends 12$ then she has 1/5 of the original amount left how much money did she have originally.

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

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x