(4.7x^3-6.9x^2-3.9x-3)-(1.7x^3-2.6x^2-1.8x+2)=

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Solution for (4.7x^3-6.9x^2-3.9x-3)-(1.7x^3-2.6x^2-1.8x+2)= equation: 


Simplifying
(4.7x3 + -6.9x2 + -3.9x + -3) + -1(1.7x3 + -2.6x2 + -1.8x + 2) = 0

Reorder the terms:
(-3 + -3.9x + -6.9x2 + 4.7x3) + -1(1.7x3 + -2.6x2 + -1.8x + 2) = 0

Remove parenthesis around (-3 + -3.9x + -6.9x2 + 4.7x3)
-3 + -3.9x + -6.9x2 + 4.7x3 + -1(1.7x3 + -2.6x2 + -1.8x + 2) = 0

Reorder the terms:
-3 + -3.9x + -6.9x2 + 4.7x3 + -1(2 + -1.8x + -2.6x2 + 1.7x3) = 0
-3 + -3.9x + -6.9x2 + 4.7x3 + (2 * -1 + -1.8x * -1 + -2.6x2 * -1 + 1.7x3 * -1) = 0
-3 + -3.9x + -6.9x2 + 4.7x3 + (-2 + 1.8x + 2.6x2 + -1.7x3) = 0

Reorder the terms:
-3 + -2 + -3.9x + 1.8x + -6.9x2 + 2.6x2 + 4.7x3 + -1.7x3 = 0

Combine like terms: -3 + -2 = -5
-5 + -3.9x + 1.8x + -6.9x2 + 2.6x2 + 4.7x3 + -1.7x3 = 0

Combine like terms: -3.9x + 1.8x = -2.1x
-5 + -2.1x + -6.9x2 + 2.6x2 + 4.7x3 + -1.7x3 = 0

Combine like terms: -6.9x2 + 2.6x2 = -4.3x2
-5 + -2.1x + -4.3x2 + 4.7x3 + -1.7x3 = 0

Combine like terms: 4.7x3 + -1.7x3 = 3x3
-5 + -2.1x + -4.3x2 + 3x3 = 0

Solving
-5 + -2.1x + -4.3x2 + 3x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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