(2x)2-3.2x-4=0

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Solution for (2x)2-3.2x-4=0 equation:


Simplifying
(2x) * 2 + -3.2x + -4 = 0

Remove parenthesis around (2x)
2x * 2 + -3.2x + -4 = 0

Reorder the terms for easier multiplication:
2 * 2x + -3.2x + -4 = 0

Multiply 2 * 2
4x + -3.2x + -4 = 0

Reorder the terms:
-4 + 4x + -3.2x = 0

Combine like terms: 4x + -3.2x = 0.8x
-4 + 0.8x = 0

Solving
-4 + 0.8x = 0

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 0.8x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 0.8x = 0 + 4
0.8x = 0 + 4

Combine like terms: 0 + 4 = 4
0.8x = 4

Divide each side by '0.8'.
x = 5

Simplifying
x = 5

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