Hello Aspirant ,

Elimination Method

1. Multiply each equation by a suitable number .

2. Subtract Second equation from first equation .

3. Solve this new equation for y.

4. Substitute y=2 in 1 or 2 for solve x .

Substitution Method

1. Solve one equation for one of the variable .
2. Substitute this expression into other equation and solve .
3. Resubstitute the value into original equation .

I think this answer will help you lot .

All the best !!!!