(9x^3-4x^2-1)-(5x^3-7x^2+6)=

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Solution for (9x^3-4x^2-1)-(5x^3-7x^2+6)= equation: 


Simplifying
(9x3 + -4x2 + -1) + -1(5x3 + -7x2 + 6) = 0

Reorder the terms:
(-1 + -4x2 + 9x3) + -1(5x3 + -7x2 + 6) = 0

Remove parenthesis around (-1 + -4x2 + 9x3)
-1 + -4x2 + 9x3 + -1(5x3 + -7x2 + 6) = 0

Reorder the terms:
-1 + -4x2 + 9x3 + -1(6 + -7x2 + 5x3) = 0
-1 + -4x2 + 9x3 + (6 * -1 + -7x2 * -1 + 5x3 * -1) = 0
-1 + -4x2 + 9x3 + (-6 + 7x2 + -5x3) = 0

Reorder the terms:
-1 + -6 + -4x2 + 7x2 + 9x3 + -5x3 = 0

Combine like terms: -1 + -6 = -7
-7 + -4x2 + 7x2 + 9x3 + -5x3 = 0

Combine like terms: -4x2 + 7x2 = 3x2
-7 + 3x2 + 9x3 + -5x3 = 0

Combine like terms: 9x3 + -5x3 = 4x3
-7 + 3x2 + 4x3 = 0

Solving
-7 + 3x2 + 4x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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