(X^3)+(7x^2)-x-7=0

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Solution for (X^3)+(7x^2)-x-7=0 equation:


Simplifying
(X3) + (7x2) + -1x + -7 = 0
X3 + (7x2) + -1x + -7 = 0

Reorder the terms:
-7 + X3 + -1x + (7x2) = 0

Solving
-7 + X3 + -1x + (7x2) = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + X3 + -1x + 7 + (7x2) = 0 + 7

Reorder the terms:
-7 + 7 + X3 + -1x + (7x2) = 0 + 7

Combine like terms: -7 + 7 = 0
0 + X3 + -1x + (7x2) = 0 + 7
X3 + -1x + (7x2) = 0 + 7

Combine like terms: 0 + 7 = 7
X3 + -1x + (7x2) = 7

Add 'x' to each side of the equation.
X3 + -1x + x + (7x2) = 7 + x

Combine like terms: -1x + x = 0
X3 + 0 + (7x2) = 7 + x
X3 + (7x2) = 7 + x

Add '(-7x2)' to each side of the equation.
X3 + (7x2) + (-7x2) = 7 + x + (-7x2)

Combine like terms: (7x2) + (-7x2) = 0
X3 + 0 = 7 + x + (-7x2)
X3 = 7 + x + (-7x2)

Simplifying
X3 = 7 + x + (-7x2)

Reorder the terms:
-7 + X3 + -1x + (7x2) = 7 + x + (-7x2) + -7 + -1x + (7x2)

Reorder the terms:
-7 + X3 + -1x + (7x2) = 7 + -7 + x + -1x + (-7x2) + (7x2)

Combine like terms: 7 + -7 = 0
-7 + X3 + -1x + (7x2) = 0 + x + -1x + (-7x2) + (7x2)
-7 + X3 + -1x + (7x2) = x + -1x + (-7x2) + (7x2)

Combine like terms: x + -1x = 0
-7 + X3 + -1x + (7x2) = 0 + (-7x2) + (7x2)
-7 + X3 + -1x + (7x2) = (-7x2) + (7x2)

Combine like terms: (-7x2) + (7x2) = 0
-7 + X3 + -1x + (7x2) = 0

The solution to this equation could not be determined.

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