(4x)(-4x)=84

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Solution for (4x)(-4x)=84 equation:


Simplifying
(4x)(-4x) = 84

Remove parenthesis around (4x)
4x(-4x) = 84

Remove parenthesis around (-4x)
4x * -4x = 84

Reorder the terms for easier multiplication:
4 * -4x * x = 84

Multiply 4 * -4
-16x * x = 84

Multiply x * x
-16x2 = 84

Solving
-16x2 = 84

Solving for variable 'x'.

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

Divide each side by '-16'.
x2 = -5.25

Simplifying
x2 = -5.25

Reorder the terms:
5.25 + x2 = -5.25 + 5.25

Combine like terms: -5.25 + 5.25 = 0.00
5.25 + x2 = 0.00

The solution to this equation could not be determined.

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