7x*x=20*2

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Solution for 7x*x=20*2 equation: 


Simplifying
7x * x = 20 * 2

Multiply x * x
7x2 = 20 * 2

Multiply 20 * 2
7x2 = 40

Solving
7x2 = 40

Solving for variable 'x'.

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

Divide each side by '7'.
x2 = 5.714285714

Simplifying
x2 = 5.714285714

Take the square root of each side:
x = {-2.390457219, 2.390457219}

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