y=-5(x+6)(x-18)

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Solution for y=-5(x+6)(x-18) equation: 


Simplifying
y = -5(x + 6)(x + -18)

Reorder the terms:
y = -5(6 + x)(x + -18)

Reorder the terms:
y = -5(6 + x)(-18 + x)

Multiply (6 + x) * (-18 + x)
y = -5(6(-18 + x) + x(-18 + x))
y = -5((-18 * 6 + x * 6) + x(-18 + x))
y = -5((-108 + 6x) + x(-18 + x))
y = -5(-108 + 6x + (-18 * x + x * x))
y = -5(-108 + 6x + (-18x + x2))

Combine like terms: 6x + -18x = -12x
y = -5(-108 + -12x + x2)
y = (-108 * -5 + -12x * -5 + x2 * -5)
y = (540 + 60x + -5x2)

Solving
y = 540 + 60x + -5x2

Solving for variable 'y'.

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

Simplifying
y = 540 + 60x + -5x2

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