4x^2-16=-20

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Solution for 4x^2-16=-20 equation:


Simplifying
4x2 + -16 = -20

Reorder the terms:
-16 + 4x2 = -20

Solving
-16 + 4x2 = -20

Solving for variable 'x'.

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

Add '16' to each side of the equation.
-16 + 16 + 4x2 = -20 + 16

Combine like terms: -16 + 16 = 0
0 + 4x2 = -20 + 16
4x2 = -20 + 16

Combine like terms: -20 + 16 = -4
4x2 = -4

Divide each side by '4'.
x2 = -1

Simplifying
x2 = -1

Reorder the terms:
1 + x2 = -1 + 1

Combine like terms: -1 + 1 = 0
1 + x2 = 0

The solution to this equation could not be determined.

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