1-y^2-y^2=15

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Solution for 1-y^2-y^2=15 equation:


Simplifying
1 + -1y2 + -1y2 = 15

Combine like terms: -1y2 + -1y2 = -2y2
1 + -2y2 = 15

Solving
1 + -2y2 = 15

Solving for variable 'y'.

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

Add '-1' to each side of the equation.
1 + -1 + -2y2 = 15 + -1

Combine like terms: 1 + -1 = 0
0 + -2y2 = 15 + -1
-2y2 = 15 + -1

Combine like terms: 15 + -1 = 14
-2y2 = 14

Divide each side by '-2'.
y2 = -7

Simplifying
y2 = -7

Reorder the terms:
7 + y2 = -7 + 7

Combine like terms: -7 + 7 = 0
7 + y2 = 0

The solution to this equation could not be determined.

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