(x+2)(20+-2x)=A

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Solution for (x+2)(20+-2x)=A equation: 


Simplifying
(x + 2)(20 + -2x) = A

Reorder the terms:
(2 + x)(20 + -2x) = A

Multiply (2 + x) * (20 + -2x)
(2(20 + -2x) + x(20 + -2x)) = A
((20 * 2 + -2x * 2) + x(20 + -2x)) = A
((40 + -4x) + x(20 + -2x)) = A
(40 + -4x + (20 * x + -2x * x)) = A
(40 + -4x + (20x + -2x2)) = A

Combine like terms: -4x + 20x = 16x
(40 + 16x + -2x2) = A

Solving
40 + 16x + -2x2 = A

Solving for variable 'x'.

Reorder the terms:
40 + -1A + 16x + -2x2 = A + -1A

Combine like terms: A + -1A = 0
40 + -1A + 16x + -2x2 = 0

The solution to this equation could not be determined.

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