$\"\"$

The system of equations is $\"\"$

To know the value of $\"\"$ we should eliminate $\"\"$ .

Multiply equation $\"\"$ with $\"\"$ and Multiply equation $\"\"$ with $\"\"$ .

$\"\"$

Substiute the value of $\"\"$ in equation $\"\"$ .

$\"\"$

The solution of the system is $\"\"$ .