-(y*y-2)=y*y-5-2y*2y

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Solution for -(y*y-2)=y*y-5-2y*2y equation:


Simplifying
-1(y * y + -2) = y * y + -5 + -2y * 2y

Multiply y * y
-1(y2 + -2) = y * y + -5 + -2y * 2y

Reorder the terms:
-1(-2 + y2) = y * y + -5 + -2y * 2y
(-2 * -1 + y2 * -1) = y * y + -5 + -2y * 2y
(2 + -1y2) = y * y + -5 + -2y * 2y

Multiply y * y
2 + -1y2 = y2 + -5 + -2y * 2y

Reorder the terms for easier multiplication:
2 + -1y2 = y2 + -5 + -2 * 2y * y

Multiply -2 * 2
2 + -1y2 = y2 + -5 + -4y * y

Multiply y * y
2 + -1y2 = y2 + -5 + -4y2

Reorder the terms:
2 + -1y2 = -5 + y2 + -4y2

Combine like terms: y2 + -4y2 = -3y2
2 + -1y2 = -5 + -3y2

Solving
2 + -1y2 = -5 + -3y2

Solving for variable 'y'.

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

Add '3y2' to each side of the equation.
2 + -1y2 + 3y2 = -5 + -3y2 + 3y2

Combine like terms: -1y2 + 3y2 = 2y2
2 + 2y2 = -5 + -3y2 + 3y2

Combine like terms: -3y2 + 3y2 = 0
2 + 2y2 = -5 + 0
2 + 2y2 = -5

Add '-2' to each side of the equation.
2 + -2 + 2y2 = -5 + -2

Combine like terms: 2 + -2 = 0
0 + 2y2 = -5 + -2
2y2 = -5 + -2

Combine like terms: -5 + -2 = -7
2y2 = -7

Divide each side by '2'.
y2 = -3.5

Simplifying
y2 = -3.5

Reorder the terms:
3.5 + y2 = -3.5 + 3.5

Combine like terms: -3.5 + 3.5 = 0.0
3.5 + y2 = 0.0

The solution to this equation could not be determined.

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