X^2*28X-40=0

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Solution for X^2*28X-40=0 equation:


Simplifying
X2 * 28X + -40 = 0

Reorder the terms for easier multiplication:
28X2 * X + -40 = 0

Multiply X2 * X
28X3 + -40 = 0

Reorder the terms:
-40 + 28X3 = 0

Solving
-40 + 28X3 = 0

Solving for variable 'X'.

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

Add '40' to each side of the equation.
-40 + 40 + 28X3 = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 28X3 = 0 + 40
28X3 = 0 + 40

Combine like terms: 0 + 40 = 40
28X3 = 40

Divide each side by '28'.
X3 = 1.428571429

Simplifying
X3 = 1.428571429

Reorder the terms:
-1.428571429 + X3 = 1.428571429 + -1.428571429

Combine like terms: 1.428571429 + -1.428571429 = 0.000000000
-1.428571429 + X3 = 0.000000000

The solution to this equation could not be determined.

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