What is the answer of 2x5
pls help
#im really bad at math

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

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 know? will mark brainliest if correct!