A=(2x-5)(x-4)

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Solution for A=(2x-5)(x-4) equation: 


Simplifying
A = (2x + -5)(x + -4)

Reorder the terms:
A = (-5 + 2x)(x + -4)

Reorder the terms:
A = (-5 + 2x)(-4 + x)

Multiply (-5 + 2x) * (-4 + x)
A = (-5(-4 + x) + 2x * (-4 + x))
A = ((-4 * -5 + x * -5) + 2x * (-4 + x))
A = ((20 + -5x) + 2x * (-4 + x))
A = (20 + -5x + (-4 * 2x + x * 2x))
A = (20 + -5x + (-8x + 2x2))

Combine like terms: -5x + -8x = -13x
A = (20 + -13x + 2x2)

Solving
A = 20 + -13x + 2x2

Solving for variable 'A'.

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

Simplifying
A = 20 + -13x + 2x2

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