(7x^4+9x^3-4)-(8x^2-8x+8)=

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Solution for (7x^4+9x^3-4)-(8x^2-8x+8)= equation: 


Simplifying
(7x4 + 9x3 + -4) + -1(8x2 + -8x + 8) = 0

Reorder the terms:
(-4 + 9x3 + 7x4) + -1(8x2 + -8x + 8) = 0

Remove parenthesis around (-4 + 9x3 + 7x4)
-4 + 9x3 + 7x4 + -1(8x2 + -8x + 8) = 0

Reorder the terms:
-4 + 9x3 + 7x4 + -1(8 + -8x + 8x2) = 0
-4 + 9x3 + 7x4 + (8 * -1 + -8x * -1 + 8x2 * -1) = 0
-4 + 9x3 + 7x4 + (-8 + 8x + -8x2) = 0

Reorder the terms:
-4 + -8 + 8x + -8x2 + 9x3 + 7x4 = 0

Combine like terms: -4 + -8 = -12
-12 + 8x + -8x2 + 9x3 + 7x4 = 0

Solving
-12 + 8x + -8x2 + 9x3 + 7x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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