Someone . i don’t understand these

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

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

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.