Question

What should be added to the sum of x – 2y + z and 3y – 4x + 2z to yield 4x – y + 6z?

Answer 1

First the sum of x – 2y + z and 3y – 4x + 2z

is y-3x+3z=0

If we add 3z-x-2y=0 to y-3x+3z=0 we will get

4x – y + 6z

Hope it helps you!!!