Hello, NewtoMath!

Where did you mess up? . . .Solve by elimination: .You didn't use Elimination.

Add: .

In the brackets, we have:

. .

So we have: .

Now substitute into [1] and solve for

Note: If , the system has infinite solutions.

. . . . . We will assume that

Add: .

. . The right side is: .

So we have: .

Substitute into [2]: .

. . . . .