Step 1 :

The system of equations are $\"\"$ .

Solve the system by using elimination method.

Add equation (1) and equation (2).

$\"\"$

The resultant equation is $\"\"$ .

Consider $\"\"$ .

Divide each side by 10.

$\"\"$ .

Substitute the value $\"\"$ in equation (1).

$\"\"$

Thus, the solution of the system is $\"\"$ and $\"\"$ .