(y+3)2=4y-12

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Solution for (y+3)2=4y-12 equation:


Simplifying
(y + 3) * 2 = 4y + -12

Reorder the terms:
(3 + y) * 2 = 4y + -12

Reorder the terms for easier multiplication:
2(3 + y) = 4y + -12
(3 * 2 + y * 2) = 4y + -12
(6 + 2y) = 4y + -12

Reorder the terms:
6 + 2y = -12 + 4y

Solving
6 + 2y = -12 + 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.
6 + 2y + -4y = -12 + 4y + -4y

Combine like terms: 2y + -4y = -2y
6 + -2y = -12 + 4y + -4y

Combine like terms: 4y + -4y = 0
6 + -2y = -12 + 0
6 + -2y = -12

Add '-6' to each side of the equation.
6 + -6 + -2y = -12 + -6

Combine like terms: 6 + -6 = 0
0 + -2y = -12 + -6
-2y = -12 + -6

Combine like terms: -12 + -6 = -18
-2y = -18

Divide each side by '-2'.
y = 9

Simplifying
y = 9

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