9x^2-X^2=2.1

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Solution for 9x^2-X^2=2.1 equation:


Simplifying
9x2 + -1X2 = 2.1

Reorder the terms:
-1X2 + 9x2 = 2.1

Solving
-1X2 + 9x2 = 2.1

Solving for variable 'X'.

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

Add '-9x2' to each side of the equation.
-1X2 + 9x2 + -9x2 = 2.1 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-1X2 + 0 = 2.1 + -9x2
-1X2 = 2.1 + -9x2

Divide each side by '-1'.
X2 = -2.1 + 9x2

Simplifying
X2 = -2.1 + 9x2

Reorder the terms:
2.1 + X2 + -9x2 = -2.1 + 9x2 + 2.1 + -9x2

Reorder the terms:
2.1 + X2 + -9x2 = -2.1 + 2.1 + 9x2 + -9x2

Combine like terms: -2.1 + 2.1 = 0.0
2.1 + X2 + -9x2 = 0.0 + 9x2 + -9x2
2.1 + X2 + -9x2 = 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
2.1 + X2 + -9x2 = 0

The solution to this equation could not be determined.

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