4x^3+7X^2-8=0

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Solution for 4x^3+7X^2-8=0 equation:


Simplifying
4x3 + 7X2 + -8 = 0

Reorder the terms:
-8 + 7X2 + 4x3 = 0

Solving
-8 + 7X2 + 4x3 = 0

Solving for variable 'X'.

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

Add '8' to each side of the equation.
-8 + 7X2 + 8 + 4x3 = 0 + 8

Reorder the terms:
-8 + 8 + 7X2 + 4x3 = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 7X2 + 4x3 = 0 + 8
7X2 + 4x3 = 0 + 8

Combine like terms: 0 + 8 = 8
7X2 + 4x3 = 8

Add '-4x3' to each side of the equation.
7X2 + 4x3 + -4x3 = 8 + -4x3

Combine like terms: 4x3 + -4x3 = 0
7X2 + 0 = 8 + -4x3
7X2 = 8 + -4x3

Divide each side by '7'.
X2 = 1.142857143 + -0.5714285714x3

Simplifying
X2 = 1.142857143 + -0.5714285714x3

Reorder the terms:
-1.142857143 + X2 + 0.5714285714x3 = 1.142857143 + -0.5714285714x3 + -1.142857143 + 0.5714285714x3

Reorder the terms:
-1.142857143 + X2 + 0.5714285714x3 = 1.142857143 + -1.142857143 + -0.5714285714x3 + 0.5714285714x3

Combine like terms: 1.142857143 + -1.142857143 = 0.000000000
-1.142857143 + X2 + 0.5714285714x3 = 0.000000000 + -0.5714285714x3 + 0.5714285714x3
-1.142857143 + X2 + 0.5714285714x3 = -0.5714285714x3 + 0.5714285714x3

Combine like terms: -0.5714285714x3 + 0.5714285714x3 = 0.0000000000
-1.142857143 + X2 + 0.5714285714x3 = 0.0000000000

The solution to this equation could not be determined.

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