x^2+0.5625x^2=576

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Solution for x^2+0.5625x^2=576 equation: 


Simplifying
x2 + 0.5625x2 = 576

Combine like terms: x2 + 0.5625x2 = 1.5625x2
1.5625x2 = 576

Solving
1.5625x2 = 576

Solving for variable 'x'.

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

Divide each side by '1.5625'.
x2 = 368.64

Simplifying
x2 = 368.64

Take the square root of each side:
x = {-19.2, 19.2}

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