Y=(x-4)(2x+7)

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Solution for Y=(x-4)(2x+7) equation: 


Simplifying
Y = (x + -4)(2x + 7)

Reorder the terms:
Y = (-4 + x)(2x + 7)

Reorder the terms:
Y = (-4 + x)(7 + 2x)

Multiply (-4 + x) * (7 + 2x)
Y = (-4(7 + 2x) + x(7 + 2x))
Y = ((7 * -4 + 2x * -4) + x(7 + 2x))
Y = ((-28 + -8x) + x(7 + 2x))
Y = (-28 + -8x + (7 * x + 2x * x))
Y = (-28 + -8x + (7x + 2x2))

Combine like terms: -8x + 7x = -1x
Y = (-28 + -1x + 2x2)

Solving
Y = -28 + -1x + 2x2

Solving for variable 'Y'.

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

Simplifying
Y = -28 + -1x + 2x2

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