0=0.04x^3+55x^2-1380

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Solution for 0=0.04x^3+55x^2-1380 equation: 


Simplifying
0 = 0.04x3 + 55x2 + -1380

Reorder the terms:
0 = -1380 + 55x2 + 0.04x3

Solving
0 = -1380 + 55x2 + 0.04x3

Solving for variable 'x'.

Combine like terms: 0 + 1380 = 1380
1380 + -55x2 + -0.04x3 = -1380 + 55x2 + 0.04x3 + 1380 + -55x2 + -0.04x3

Reorder the terms:
1380 + -55x2 + -0.04x3 = -1380 + 1380 + 55x2 + -55x2 + 0.04x3 + -0.04x3

Combine like terms: -1380 + 1380 = 0
1380 + -55x2 + -0.04x3 = 0 + 55x2 + -55x2 + 0.04x3 + -0.04x3
1380 + -55x2 + -0.04x3 = 55x2 + -55x2 + 0.04x3 + -0.04x3

Combine like terms: 55x2 + -55x2 = 0
1380 + -55x2 + -0.04x3 = 0 + 0.04x3 + -0.04x3
1380 + -55x2 + -0.04x3 = 0.04x3 + -0.04x3

Combine like terms: 0.04x3 + -0.04x3 = 0.00
1380 + -55x2 + -0.04x3 = 0.00

The solution to this equation could not be determined.

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