y-2x^2-9=0

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Solution for y-2x^2-9=0 equation:


Simplifying
y + -2x2 + -9 = 0

Reorder the terms:
-9 + -2x2 + y = 0

Solving
-9 + -2x2 + y = 0

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + -2x2 + 9 + y = 0 + 9

Reorder the terms:
-9 + 9 + -2x2 + y = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -2x2 + y = 0 + 9
-2x2 + y = 0 + 9

Combine like terms: 0 + 9 = 9
-2x2 + y = 9

Add '-1y' to each side of the equation.
-2x2 + y + -1y = 9 + -1y

Combine like terms: y + -1y = 0
-2x2 + 0 = 9 + -1y
-2x2 = 9 + -1y

Divide each side by '-2'.
x2 = -4.5 + 0.5y

Simplifying
x2 = -4.5 + 0.5y

Reorder the terms:
4.5 + x2 + -0.5y = -4.5 + 0.5y + 4.5 + -0.5y

Reorder the terms:
4.5 + x2 + -0.5y = -4.5 + 4.5 + 0.5y + -0.5y

Combine like terms: -4.5 + 4.5 = 0.0
4.5 + x2 + -0.5y = 0.0 + 0.5y + -0.5y
4.5 + x2 + -0.5y = 0.5y + -0.5y

Combine like terms: 0.5y + -0.5y = 0.0
4.5 + x2 + -0.5y = 0.0

The solution to this equation could not be determined.

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