What should be subtracted from `x^2-x y+y^2-x+y+3` to obtain ` x^2+y^2-4x y+1?`

What should be subtracted from x+2y-3z to get 3x-2y +z ?

What should be subtracted from 2x^(2)-y^(2)+4z^(2) to get x^(2)+y^(2)-z^(2) ?

What should be added to x^(2) - y^(2) +2xy to obtain x^(2) + y^(2) + 5xy ?

What must be subtracted from 3x - 2y " to get " 2x+ 5y ?

Write each of the following statement by using appropriate grouping symbols: The sum of a-b and 3a-2b+5 is subtracted from 4a+2b-7. Three times the sum of 2x+y-{5-(x-3y)} and 7x-4y+3 is subtracted from 3x-4y+7. The subtraction of x^2-y^2+4x y from 2x^2+y^2-3x y is added to 9x^2-3y^2-x ydot

Subtract: x^2y-4/5x y^2+4/3x y\ from 2/3x^2y+3/2x y^2-1/3x y

Subtract 5x^2 - 4y^2 + 6y - 3 from 7x^2 - 4xy + 8y^2 + 5x - 3y .

From the sum of 3x+2x^2-y^2 and 6y-5y^2+3x^2+4x , subtract the sum of x^2-2y^2+3x-5y and 3x^2+2y^2-4x-y

What should be added to x y+y z+z x to get x y-y z-z x ? (a) -2x y-2y z-2z x (b) -3x y-y z-z x (c) -3x y-3y z-3z x (d) 2x y+2y z+2z x

Subtract: x^2-3x y+7y^2-2 from 6x y-4x^2-y^2+5