2X^2+21x-5.1=0

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Solution for 2X^2+21x-5.1=0 equation:


Simplifying
2X2 + 21x + -5.1 = 0

Reorder the terms:
-5.1 + 2X2 + 21x = 0

Solving
-5.1 + 2X2 + 21x = 0

Solving for variable 'X'.

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

Add '5.1' to each side of the equation.
-5.1 + 2X2 + 5.1 + 21x = 0 + 5.1

Reorder the terms:
-5.1 + 5.1 + 2X2 + 21x = 0 + 5.1

Combine like terms: -5.1 + 5.1 = 0.0
0.0 + 2X2 + 21x = 0 + 5.1
2X2 + 21x = 0 + 5.1

Combine like terms: 0 + 5.1 = 5.1
2X2 + 21x = 5.1

Add '-21x' to each side of the equation.
2X2 + 21x + -21x = 5.1 + -21x

Combine like terms: 21x + -21x = 0
2X2 + 0 = 5.1 + -21x
2X2 = 5.1 + -21x

Divide each side by '2'.
X2 = 2.55 + -10.5x

Simplifying
X2 = 2.55 + -10.5x

Reorder the terms:
-2.55 + X2 + 10.5x = 2.55 + -10.5x + -2.55 + 10.5x

Reorder the terms:
-2.55 + X2 + 10.5x = 2.55 + -2.55 + -10.5x + 10.5x

Combine like terms: 2.55 + -2.55 = 0.00
-2.55 + X2 + 10.5x = 0.00 + -10.5x + 10.5x
-2.55 + X2 + 10.5x = -10.5x + 10.5x

Combine like terms: -10.5x + 10.5x = 0.0
-2.55 + X2 + 10.5x = 0.0

The solution to this equation could not be determined.

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