y=2.4(x+41)(x-21)

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Solution for y=2.4(x+41)(x-21) equation: 


Simplifying
y = 2.4(x + 41)(x + -21)

Reorder the terms:
y = 2.4(41 + x)(x + -21)

Reorder the terms:
y = 2.4(41 + x)(-21 + x)

Multiply (41 + x) * (-21 + x)
y = 2.4(41(-21 + x) + x(-21 + x))
y = 2.4((-21 * 41 + x * 41) + x(-21 + x))
y = 2.4((-861 + 41x) + x(-21 + x))
y = 2.4(-861 + 41x + (-21 * x + x * x))
y = 2.4(-861 + 41x + (-21x + x2))

Combine like terms: 41x + -21x = 20x
y = 2.4(-861 + 20x + x2)
y = (-861 * 2.4 + 20x * 2.4 + x2 * 2.4)
y = (-2066.4 + 48x + 2.4x2)

Solving
y = -2066.4 + 48x + 2.4x2

Solving for variable 'y'.

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

Simplifying
y = -2066.4 + 48x + 2.4x2

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