(4x+20)x(4x-20)=35

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Solution for (4x+20)x(4x-20)=35 equation: 


Simplifying
(4x + 20) * x(4x + -20) = 35

Reorder the terms:
(20 + 4x) * x(4x + -20) = 35

Reorder the terms:
(20 + 4x) * x(-20 + 4x) = 35

Reorder the terms for easier multiplication:
x(20 + 4x)(-20 + 4x) = 35

Multiply (20 + 4x) * (-20 + 4x)
x(20(-20 + 4x) + 4x * (-20 + 4x)) = 35
x((-20 * 20 + 4x * 20) + 4x * (-20 + 4x)) = 35
x((-400 + 80x) + 4x * (-20 + 4x)) = 35
x(-400 + 80x + (-20 * 4x + 4x * 4x)) = 35
x(-400 + 80x + (-80x + 16x2)) = 35

Combine like terms: 80x + -80x = 0
x(-400 + 0 + 16x2) = 35
x(-400 + 16x2) = 35
(-400 * x + 16x2 * x) = 35
(-400x + 16x3) = 35

Solving
-400x + 16x3 = 35

Solving for variable 'x'.

Reorder the terms:
-35 + -400x + 16x3 = 35 + -35

Combine like terms: 35 + -35 = 0
-35 + -400x + 16x3 = 0

The solution to this equation could not be determined.

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