okay so i have the answers but i just wanted to see if i was correct

Balance these equations..i need the correct answers

1.H2+CL2->HCL
2.Ag+2n->Zn2+Ag
3.Mn4+Cu+->Mn2+ +Cu2+

Why not show us the answers you say you have? What you have written in not balanced.

The number of atoms of each type, AND the electrical charge must be equal on both sides of the reaction.