-x^4+4=40-21-x

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Solution for -x^4+4=40-21-x equation: 


Simplifying
-1x4 + 4 = 40 + -21 + -1x

Reorder the terms:
4 + -1x4 = 40 + -21 + -1x

Combine like terms: 40 + -21 = 19
4 + -1x4 = 19 + -1x

Solving
4 + -1x4 = 19 + -1x

Solving for variable 'x'.

Reorder the terms:
4 + -19 + x + -1x4 = 19 + -1x + -19 + x

Combine like terms: 4 + -19 = -15
-15 + x + -1x4 = 19 + -1x + -19 + x

Reorder the terms:
-15 + x + -1x4 = 19 + -19 + -1x + x

Combine like terms: 19 + -19 = 0
-15 + x + -1x4 = 0 + -1x + x
-15 + x + -1x4 = -1x + x

Combine like terms: -1x + x = 0
-15 + x + -1x4 = 0

The solution to this equation could not be determined.

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