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

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


Simplifying
(5x4 + 6x3 + -7) + -1(9x2 + -4x + 2) = 0

Reorder the terms:
(-7 + 6x3 + 5x4) + -1(9x2 + -4x + 2) = 0

Remove parenthesis around (-7 + 6x3 + 5x4)
-7 + 6x3 + 5x4 + -1(9x2 + -4x + 2) = 0

Reorder the terms:
-7 + 6x3 + 5x4 + -1(2 + -4x + 9x2) = 0
-7 + 6x3 + 5x4 + (2 * -1 + -4x * -1 + 9x2 * -1) = 0
-7 + 6x3 + 5x4 + (-2 + 4x + -9x2) = 0

Reorder the terms:
-7 + -2 + 4x + -9x2 + 6x3 + 5x4 = 0

Combine like terms: -7 + -2 = -9
-9 + 4x + -9x2 + 6x3 + 5x4 = 0

Solving
-9 + 4x + -9x2 + 6x3 + 5x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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