1 A businessman borrowed $1000 at 3 1/4 % interest for 6 months to cover moving expenses. Find the simple interest he paid and the total amount due

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?

In the triangle rst, rs = 65 and st = 60. which equation could be used to find the value of angle s?