2. During a Techno-Geek-Store sale 6 blank video tapes and 12 blank DVD's cost $35.10. During the same sale, 8 blank video tapes and 3 blank DVD's cost $27.95. What was the cost of a blank video tape and the cost of a blank DVD?​

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Solve for n? [tex]z = \frac{3}{4} mn[/tex]

Which best describes a central bank's primary goals? limiting inflation and reducing unemployment reducing unemployment and maintaining cash flow controlling stagflation and reducing unemployment managing credit and ensuring the money supply's liquidity