(2x^3-4x^2+8x-4)-(7x^3-4x^2-7x+2)=

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Solution for (2x^3-4x^2+8x-4)-(7x^3-4x^2-7x+2)= equation: 


Simplifying
(2x3 + -4x2 + 8x + -4) + -1(7x3 + -4x2 + -7x + 2) = 0

Reorder the terms:
(-4 + 8x + -4x2 + 2x3) + -1(7x3 + -4x2 + -7x + 2) = 0

Remove parenthesis around (-4 + 8x + -4x2 + 2x3)
-4 + 8x + -4x2 + 2x3 + -1(7x3 + -4x2 + -7x + 2) = 0

Reorder the terms:
-4 + 8x + -4x2 + 2x3 + -1(2 + -7x + -4x2 + 7x3) = 0
-4 + 8x + -4x2 + 2x3 + (2 * -1 + -7x * -1 + -4x2 * -1 + 7x3 * -1) = 0
-4 + 8x + -4x2 + 2x3 + (-2 + 7x + 4x2 + -7x3) = 0

Reorder the terms:
-4 + -2 + 8x + 7x + -4x2 + 4x2 + 2x3 + -7x3 = 0

Combine like terms: -4 + -2 = -6
-6 + 8x + 7x + -4x2 + 4x2 + 2x3 + -7x3 = 0

Combine like terms: 8x + 7x = 15x
-6 + 15x + -4x2 + 4x2 + 2x3 + -7x3 = 0

Combine like terms: -4x2 + 4x2 = 0
-6 + 15x + 0 + 2x3 + -7x3 = 0
-6 + 15x + 2x3 + -7x3 = 0

Combine like terms: 2x3 + -7x3 = -5x3
-6 + 15x + -5x3 = 0

Solving
-6 + 15x + -5x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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