(x^3+2x^2+6x+7)-(5x^3-0.5x^2+6x+5)=0

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Solution for (x^3+2x^2+6x+7)-(5x^3-0.5x^2+6x+5)=0 equation:


Simplifying
(x3 + 2x2 + 6x + 7) + -1(5x3 + -0.5x2 + 6x + 5) = 0

Reorder the terms:
(7 + 6x + 2x2 + x3) + -1(5x3 + -0.5x2 + 6x + 5) = 0

Remove parenthesis around (7 + 6x + 2x2 + x3)
7 + 6x + 2x2 + x3 + -1(5x3 + -0.5x2 + 6x + 5) = 0

Reorder the terms:
7 + 6x + 2x2 + x3 + -1(5 + 6x + -0.5x2 + 5x3) = 0
7 + 6x + 2x2 + x3 + (5 * -1 + 6x * -1 + -0.5x2 * -1 + 5x3 * -1) = 0
7 + 6x + 2x2 + x3 + (-5 + -6x + 0.5x2 + -5x3) = 0

Reorder the terms:
7 + -5 + 6x + -6x + 2x2 + 0.5x2 + x3 + -5x3 = 0

Combine like terms: 7 + -5 = 2
2 + 6x + -6x + 2x2 + 0.5x2 + x3 + -5x3 = 0

Combine like terms: 6x + -6x = 0
2 + 0 + 2x2 + 0.5x2 + x3 + -5x3 = 0
2 + 2x2 + 0.5x2 + x3 + -5x3 = 0

Combine like terms: 2x2 + 0.5x2 = 2.5x2
2 + 2.5x2 + x3 + -5x3 = 0

Combine like terms: x3 + -5x3 = -4x3
2 + 2.5x2 + -4x3 = 0

Solving
2 + 2.5x2 + -4x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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