7x(3x^2)+4=0

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Solution for 7x(3x^2)+4=0 equation:


Simplifying
7x(3x2) + 4 = 0

Remove parenthesis around (3x2)
7x * 3x2 + 4 = 0

Reorder the terms for easier multiplication:
7 * 3x * x2 + 4 = 0

Multiply 7 * 3
21x * x2 + 4 = 0

Multiply x * x2
21x3 + 4 = 0

Reorder the terms:
4 + 21x3 = 0

Solving
4 + 21x3 = 0

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 21x3 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 21x3 = 0 + -4
21x3 = 0 + -4

Combine like terms: 0 + -4 = -4
21x3 = -4

Divide each side by '21'.
x3 = -0.1904761905

Simplifying
x3 = -0.1904761905

Reorder the terms:
0.1904761905 + x3 = -0.1904761905 + 0.1904761905

Combine like terms: -0.1904761905 + 0.1904761905 = 0.0000000000
0.1904761905 + x3 = 0.0000000000

The solution to this equation could not be determined.

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