y^2-3=5

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Solution for y^2-3=5 equation: 


Simplifying
y2 + -3 = 5

Reorder the terms:
-3 + y2 = 5

Solving
-3 + y2 = 5

Solving for variable 'y'.

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

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

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

Combine like terms: 5 + 3 = 8
y2 = 8

Simplifying
y2 = 8

Take the square root of each side:
y = {-2.828427125, 2.828427125}

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