3y=y^2+5

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Solution for 3y=y^2+5 equation:


Simplifying
3y = y2 + 5

Reorder the terms:
3y = 5 + y2

Solving
3y = 5 + y2

Solving for variable 'y'.

Reorder the terms:
-5 + 3y + -1y2 = 5 + y2 + -5 + -1y2

Reorder the terms:
-5 + 3y + -1y2 = 5 + -5 + y2 + -1y2

Combine like terms: 5 + -5 = 0
-5 + 3y + -1y2 = 0 + y2 + -1y2
-5 + 3y + -1y2 = y2 + -1y2

Combine like terms: y2 + -1y2 = 0
-5 + 3y + -1y2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
5 + -3y + y2 = 0

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + -3y + -5 + y2 = 0 + -5

Reorder the terms:
5 + -5 + -3y + y2 = 0 + -5

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

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

The y term is -3y.  Take half its coefficient (-1.5).
Square it (2.25) and add it to both sides.

Add '2.25' to each side of the equation.
-3y + 2.25 + y2 = -5 + 2.25

Reorder the terms:
2.25 + -3y + y2 = -5 + 2.25

Combine like terms: -5 + 2.25 = -2.75
2.25 + -3y + y2 = -2.75

Factor a perfect square on the left side:
(y + -1.5)(y + -1.5) = -2.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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