The system of equations are , and .

Solve the system of equations by elimination method.

Step 1:

Eliminate one variable by using two pairs of equations.

Add the 2nd and 3rd equations to eliminate the one varible.

Step 2:

Solve the system of two equations containing and to find value.

The equation is always true.

Therefore, there are an infinite number of solutions.

Solution of the system is infinte.