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

Subtract: 2x^2 -5xy +3y^2+5 from 4x^2+3xy-5y^2+9

Subtract : 5x^(2)-3xy -7y^(2) from 3x^(2)-xy-2y^(2)

Subtract x^2-3y^2-6xy from the sum of 3x^2-y^2+8xy and 5y^2-3x^2+3xy

Subtract : 2x^(2) + 3xy - 4y^(2) " from " 4x^(2) - xy +3y^(2)

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 .

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

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

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

Subtract : 7xy + 5x^(2) - 7y^(2) + 3 " from " 7x^(2) - 8xy + 3y^(2) - 5