=x^3-11x^2+21x+49

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Solution for =x^3-11x^2+21x+49 equation:


Simplifying
0 = x3 + -11x2 + 21x + 49

Reorder the terms:
0 = 49 + 21x + -11x2 + x3

Solving
0 = 49 + 21x + -11x2 + x3

Solving for variable 'x'.

Combine like terms: 0 + -49 = -49
-49 + -21x + 11x2 + -1x3 = 49 + 21x + -11x2 + x3 + -49 + -21x + 11x2 + -1x3

Reorder the terms:
-49 + -21x + 11x2 + -1x3 = 49 + -49 + 21x + -21x + -11x2 + 11x2 + x3 + -1x3

Combine like terms: 49 + -49 = 0
-49 + -21x + 11x2 + -1x3 = 0 + 21x + -21x + -11x2 + 11x2 + x3 + -1x3
-49 + -21x + 11x2 + -1x3 = 21x + -21x + -11x2 + 11x2 + x3 + -1x3

Combine like terms: 21x + -21x = 0
-49 + -21x + 11x2 + -1x3 = 0 + -11x2 + 11x2 + x3 + -1x3
-49 + -21x + 11x2 + -1x3 = -11x2 + 11x2 + x3 + -1x3

Combine like terms: -11x2 + 11x2 = 0
-49 + -21x + 11x2 + -1x3 = 0 + x3 + -1x3
-49 + -21x + 11x2 + -1x3 = x3 + -1x3

Combine like terms: x3 + -1x3 = 0
-49 + -21x + 11x2 + -1x3 = 0

The solution to this equation could not be determined.

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