21[11x]=30

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Solution for 21[11x]=30 equation: 


Simplifying
21[11x] = 30

Remove brackets around [11x]
21 * 11x = 30

Multiply 21 * 11
231x = 30

Solving
231x = 30

Solving for variable 'x'.

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

Divide each side by '231'.
x = 0.1298701299

Simplifying
x = 0.1298701299

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