9x^2-25=y

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Solution for 9x^2-25=y equation:


Simplifying
9x2 + -25 = y

Reorder the terms:
-25 + 9x2 = y

Solving
-25 + 9x2 = y

Solving for variable 'x'.

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

Add '25' to each side of the equation.
-25 + 25 + 9x2 = 25 + y

Combine like terms: -25 + 25 = 0
0 + 9x2 = 25 + y
9x2 = 25 + y

Divide each side by '9'.
x2 = 2.777777778 + 0.1111111111y

Simplifying
x2 = 2.777777778 + 0.1111111111y

Reorder the terms:
-2.777777778 + x2 + -0.1111111111y = 2.777777778 + 0.1111111111y + -2.777777778 + -0.1111111111y

Reorder the terms:
-2.777777778 + x2 + -0.1111111111y = 2.777777778 + -2.777777778 + 0.1111111111y + -0.1111111111y

Combine like terms: 2.777777778 + -2.777777778 = 0.000000000
-2.777777778 + x2 + -0.1111111111y = 0.000000000 + 0.1111111111y + -0.1111111111y
-2.777777778 + x2 + -0.1111111111y = 0.1111111111y + -0.1111111111y

Combine like terms: 0.1111111111y + -0.1111111111y = 0.0000000000
-2.777777778 + x2 + -0.1111111111y = 0.0000000000

The solution to this equation could not be determined.

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