20x^3-2-sinx=0

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Solution for 20x^3-2-sinx=0 equation:


Simplifying
20x3 + -2 + -1sinx = 0

Reorder the terms:
-2 + -1insx + 20x3 = 0

Solving
-2 + -1insx + 20x3 = 0

Solving for variable 'i'.

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

Add '2' to each side of the equation.
-2 + -1insx + 2 + 20x3 = 0 + 2

Reorder the terms:
-2 + 2 + -1insx + 20x3 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -1insx + 20x3 = 0 + 2
-1insx + 20x3 = 0 + 2

Combine like terms: 0 + 2 = 2
-1insx + 20x3 = 2

Add '-20x3' to each side of the equation.
-1insx + 20x3 + -20x3 = 2 + -20x3

Combine like terms: 20x3 + -20x3 = 0
-1insx + 0 = 2 + -20x3
-1insx = 2 + -20x3

Divide each side by '-1nsx'.
i = -2n-1s-1x-1 + 20n-1s-1x2

Simplifying
i = -2n-1s-1x-1 + 20n-1s-1x2

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