x^2+4y=(x+6)(x-2)

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Solution for x^2+4y=(x+6)(x-2) equation:


Simplifying
x2 + 4y = (x + 6)(x + -2)

Reorder the terms:
x2 + 4y = (6 + x)(x + -2)

Reorder the terms:
x2 + 4y = (6 + x)(-2 + x)

Multiply (6 + x) * (-2 + x)
x2 + 4y = (6(-2 + x) + x(-2 + x))
x2 + 4y = ((-2 * 6 + x * 6) + x(-2 + x))
x2 + 4y = ((-12 + 6x) + x(-2 + x))
x2 + 4y = (-12 + 6x + (-2 * x + x * x))
x2 + 4y = (-12 + 6x + (-2x + x2))

Combine like terms: 6x + -2x = 4x
x2 + 4y = (-12 + 4x + x2)

Add '-1x2' to each side of the equation.
x2 + -1x2 + 4y = -12 + 4x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
0 + 4y = -12 + 4x + x2 + -1x2
4y = -12 + 4x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
4y = -12 + 4x + 0
4y = -12 + 4x

Solving
4y = -12 + 4x

Solving for variable 'y'.

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

Divide each side by '4'.
y = -3 + x

Simplifying
y = -3 + x

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