(2y-4)(2y-4)-36=(6-2y)(6-2y)

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Solution for (2y-4)(2y-4)-36=(6-2y)(6-2y) equation:


Simplifying
(2y + -4)(2y + -4) + -36 = (6 + -2y)(6 + -2y)

Reorder the terms:
(-4 + 2y)(2y + -4) + -36 = (6 + -2y)(6 + -2y)

Reorder the terms:
(-4 + 2y)(-4 + 2y) + -36 = (6 + -2y)(6 + -2y)

Multiply (-4 + 2y) * (-4 + 2y)
(-4(-4 + 2y) + 2y * (-4 + 2y)) + -36 = (6 + -2y)(6 + -2y)
((-4 * -4 + 2y * -4) + 2y * (-4 + 2y)) + -36 = (6 + -2y)(6 + -2y)
((16 + -8y) + 2y * (-4 + 2y)) + -36 = (6 + -2y)(6 + -2y)
(16 + -8y + (-4 * 2y + 2y * 2y)) + -36 = (6 + -2y)(6 + -2y)
(16 + -8y + (-8y + 4y2)) + -36 = (6 + -2y)(6 + -2y)

Combine like terms: -8y + -8y = -16y
(16 + -16y + 4y2) + -36 = (6 + -2y)(6 + -2y)

Reorder the terms:
16 + -36 + -16y + 4y2 = (6 + -2y)(6 + -2y)

Combine like terms: 16 + -36 = -20
-20 + -16y + 4y2 = (6 + -2y)(6 + -2y)

Multiply (6 + -2y) * (6 + -2y)
-20 + -16y + 4y2 = (6(6 + -2y) + -2y * (6 + -2y))
-20 + -16y + 4y2 = ((6 * 6 + -2y * 6) + -2y * (6 + -2y))
-20 + -16y + 4y2 = ((36 + -12y) + -2y * (6 + -2y))
-20 + -16y + 4y2 = (36 + -12y + (6 * -2y + -2y * -2y))
-20 + -16y + 4y2 = (36 + -12y + (-12y + 4y2))

Combine like terms: -12y + -12y = -24y
-20 + -16y + 4y2 = (36 + -24y + 4y2)

Add '-4y2' to each side of the equation.
-20 + -16y + 4y2 + -4y2 = 36 + -24y + 4y2 + -4y2

Combine like terms: 4y2 + -4y2 = 0
-20 + -16y + 0 = 36 + -24y + 4y2 + -4y2
-20 + -16y = 36 + -24y + 4y2 + -4y2

Combine like terms: 4y2 + -4y2 = 0
-20 + -16y = 36 + -24y + 0
-20 + -16y = 36 + -24y

Solving
-20 + -16y = 36 + -24y

Solving for variable 'y'.

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

Add '24y' to each side of the equation.
-20 + -16y + 24y = 36 + -24y + 24y

Combine like terms: -16y + 24y = 8y
-20 + 8y = 36 + -24y + 24y

Combine like terms: -24y + 24y = 0
-20 + 8y = 36 + 0
-20 + 8y = 36

Add '20' to each side of the equation.
-20 + 20 + 8y = 36 + 20

Combine like terms: -20 + 20 = 0
0 + 8y = 36 + 20
8y = 36 + 20

Combine like terms: 36 + 20 = 56
8y = 56

Divide each side by '8'.
y = 7

Simplifying
y = 7

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