81x^2+441x^2=1131

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Solution for 81x^2+441x^2=1131 equation: 


Simplifying
81x2 + 441x2 = 1131

Combine like terms: 81x2 + 441x2 = 522x2
522x2 = 1131

Solving
522x2 = 1131

Solving for variable 'x'.

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

Divide each side by '522'.
x2 = 2.166666667

Simplifying
x2 = 2.166666667

Take the square root of each side:
x = {-1.471960145, 1.471960145}

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