5-4x^2=-43

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Solution for 5-4x^2=-43 equation: 


Simplifying
5 + -4x2 = -43

Solving
5 + -4x2 = -43

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + -4x2 = -43 + -5

Combine like terms: 5 + -5 = 0
0 + -4x2 = -43 + -5
-4x2 = -43 + -5

Combine like terms: -43 + -5 = -48
-4x2 = -48

Divide each side by '-4'.
x2 = 12

Simplifying
x2 = 12

Take the square root of each side:
x = {-3.464101615, 3.464101615}

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