(2x^2-8x+3)+(2x^2-8x-4)-(4x^2+3x+4)=

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Solution for (2x^2-8x+3)+(2x^2-8x-4)-(4x^2+3x+4)= equation:


Simplifying
(2x2 + -8x + 3) + (2x2 + -8x + -4) + -1(4x2 + 3x + 4) = 0

Reorder the terms:
(3 + -8x + 2x2) + (2x2 + -8x + -4) + -1(4x2 + 3x + 4) = 0

Remove parenthesis around (3 + -8x + 2x2)
3 + -8x + 2x2 + (2x2 + -8x + -4) + -1(4x2 + 3x + 4) = 0

Reorder the terms:
3 + -8x + 2x2 + (-4 + -8x + 2x2) + -1(4x2 + 3x + 4) = 0

Remove parenthesis around (-4 + -8x + 2x2)
3 + -8x + 2x2 + -4 + -8x + 2x2 + -1(4x2 + 3x + 4) = 0

Reorder the terms:
3 + -8x + 2x2 + -4 + -8x + 2x2 + -1(4 + 3x + 4x2) = 0
3 + -8x + 2x2 + -4 + -8x + 2x2 + (4 * -1 + 3x * -1 + 4x2 * -1) = 0
3 + -8x + 2x2 + -4 + -8x + 2x2 + (-4 + -3x + -4x2) = 0

Reorder the terms:
3 + -4 + -4 + -8x + -8x + -3x + 2x2 + 2x2 + -4x2 = 0

Combine like terms: 3 + -4 = -1
-1 + -4 + -8x + -8x + -3x + 2x2 + 2x2 + -4x2 = 0

Combine like terms: -1 + -4 = -5
-5 + -8x + -8x + -3x + 2x2 + 2x2 + -4x2 = 0

Combine like terms: -8x + -8x = -16x
-5 + -16x + -3x + 2x2 + 2x2 + -4x2 = 0

Combine like terms: -16x + -3x = -19x
-5 + -19x + 2x2 + 2x2 + -4x2 = 0

Combine like terms: 2x2 + 2x2 = 4x2
-5 + -19x + 4x2 + -4x2 = 0

Combine like terms: 4x2 + -4x2 = 0
-5 + -19x + 0 = 0
-5 + -19x = 0

Solving
-5 + -19x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '5' to each side of the equation.
-5 + 5 + -19x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -19x = 0 + 5
-19x = 0 + 5

Combine like terms: 0 + 5 = 5
-19x = 5

Divide each side by '-19'.
x = -0.2631578947

Simplifying
x = -0.2631578947

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