Solve: 1. 12 + 2 ( x - 1 ) = 4x - 15 - 2x 2. 7 ( x + 3 ) - 1 = 5 ( x + 4 ) + 10
3. ( 4x - x ) 6 + 2 = 11 ( x + 3 ) + 10
4. 3/8 ( 2x - 8 ) = 1/4x + 9
please show work

If f(x) = 3x2 - 2x+4 and g(x) = 5x + 6x - 8, find (f-g)(x).

What is the absolute value of -100000000000000?

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