36+y^2=(y+2)(y+2)

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Solution for 36+y^2=(y+2)(y+2) equation:


Simplifying
36 + y2 = (y + 2)(y + 2)

Reorder the terms:
36 + y2 = (2 + y)(y + 2)

Reorder the terms:
36 + y2 = (2 + y)(2 + y)

Multiply (2 + y) * (2 + y)
36 + y2 = (2(2 + y) + y(2 + y))
36 + y2 = ((2 * 2 + y * 2) + y(2 + y))
36 + y2 = ((4 + 2y) + y(2 + y))
36 + y2 = (4 + 2y + (2 * y + y * y))
36 + y2 = (4 + 2y + (2y + y2))

Combine like terms: 2y + 2y = 4y
36 + y2 = (4 + 4y + y2)

Add '-1y2' to each side of the equation.
36 + y2 + -1y2 = 4 + 4y + y2 + -1y2

Combine like terms: y2 + -1y2 = 0
36 + 0 = 4 + 4y + y2 + -1y2
36 = 4 + 4y + y2 + -1y2

Combine like terms: y2 + -1y2 = 0
36 = 4 + 4y + 0
36 = 4 + 4y

Solving
36 = 4 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
36 + -4y = 4 + 4y + -4y

Combine like terms: 4y + -4y = 0
36 + -4y = 4 + 0
36 + -4y = 4

Add '-36' to each side of the equation.
36 + -36 + -4y = 4 + -36

Combine like terms: 36 + -36 = 0
0 + -4y = 4 + -36
-4y = 4 + -36

Combine like terms: 4 + -36 = -32
-4y = -32

Divide each side by '-4'.
y = 8

Simplifying
y = 8

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