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

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


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

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

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

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

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

Combine like terms: -9 + -7 = -16
-16 + 7x + -2x2 + 7x3 + 2x4 = 0

Solving
-16 + 7x + -2x2 + 7x3 + 2x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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