From the sum of `4x^4-3x^3+6x^2,\ 4x^3+4x-3` and `-3x^4-5x^2+2x` subtract `5x^4-7x^3-3x+4.`

From the sum of 3x^(2) - 5x + 2 and -5x^(2) - 8x + 6 subtract 4x^(2) - 9x + 7

From the sum of 6x^(4) - 3x^(3) + 7x^(2) - 5x + 1 and -3x^(4) + 5x^(3) - 9x^(2) + 7x - 2 subtract 2x^(4) - 5x^(3) + 2x^(2) - 6x - 8

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

From the sum of 3x^2-5x+2 and -5x^2-8x+9 subtract 4x^2-7x+9.

From the sum of 3x^2-5x+2 and -5x^2-8x+9 subtract 4x^2-7x+9.

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

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

From the sum of 4+3x and 5-4x+2x^(2) subtract the sum of 3x^(2)-5x and -x^(2)+2x+5

From the sum of 5x^(2)-3x+7 and 2x-8x^(2)+5 subtract the sum of 13x+9x^(2)+6 and x^(2)-4x+1

Subtract the sum of 2x-x^(2)+5 and -4x-3+7x^(2) om 5.