7(x^2)=3

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Solution for 7(x^2)=3 equation: 


Simplifying
7(x2) = 3

Solving
7x2 = 3

Solving for variable 'x'.

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

Divide each side by '7'.
x2 = 0.4285714286

Simplifying
x2 = 0.4285714286

Take the square root of each side:
x = {-0.654653671, 0.654653671}

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