y=5(x-6)(x+9)

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Solution for y=5(x-6)(x+9) equation: 


Simplifying
y = 5(x + -6)(x + 9)

Reorder the terms:
y = 5(-6 + x)(x + 9)

Reorder the terms:
y = 5(-6 + x)(9 + x)

Multiply (-6 + x) * (9 + x)
y = 5(-6(9 + x) + x(9 + x))
y = 5((9 * -6 + x * -6) + x(9 + x))
y = 5((-54 + -6x) + x(9 + x))
y = 5(-54 + -6x + (9 * x + x * x))
y = 5(-54 + -6x + (9x + x2))

Combine like terms: -6x + 9x = 3x
y = 5(-54 + 3x + x2)
y = (-54 * 5 + 3x * 5 + x2 * 5)
y = (-270 + 15x + 5x2)

Solving
y = -270 + 15x + 5x2

Solving for variable 'y'.

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

Simplifying
y = -270 + 15x + 5x2

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