y=(4x+7)(3x-8)

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Solution for y=(4x+7)(3x-8) equation: 


Simplifying
y = (4x + 7)(3x + -8)

Reorder the terms:
y = (7 + 4x)(3x + -8)

Reorder the terms:
y = (7 + 4x)(-8 + 3x)

Multiply (7 + 4x) * (-8 + 3x)
y = (7(-8 + 3x) + 4x * (-8 + 3x))
y = ((-8 * 7 + 3x * 7) + 4x * (-8 + 3x))
y = ((-56 + 21x) + 4x * (-8 + 3x))
y = (-56 + 21x + (-8 * 4x + 3x * 4x))
y = (-56 + 21x + (-32x + 12x2))

Combine like terms: 21x + -32x = -11x
y = (-56 + -11x + 12x2)

Solving
y = -56 + -11x + 12x2

Solving for variable 'y'.

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

Simplifying
y = -56 + -11x + 12x2

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