441*x^2+81*x^2=841

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Solution for 441*x^2+81*x^2=841 equation: 


Simplifying
441x2 + 81x2 = 841

Combine like terms: 441x2 + 81x2 = 522x2
522x2 = 841

Solving
522x2 = 841

Solving for variable 'x'.

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

Divide each side by '522'.
x2 = 1.611111111

Simplifying
x2 = 1.611111111

Take the square root of each side:
x = {-1.269295518, 1.269295518}

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