7x(8x)=57

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Solution for 7x(8x)=57 equation:


Simplifying
7x(8x) = 57

Remove parenthesis around (8x)
7x * 8x = 57

Reorder the terms for easier multiplication:
7 * 8x * x = 57

Multiply 7 * 8
56x * x = 57

Multiply x * x
56x2 = 57

Solving
56x2 = 57

Solving for variable 'x'.

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

Divide each side by '56'.
x2 = 1.017857143

Simplifying
x2 = 1.017857143

Take the square root of each side:
x = {-1.008889064, 1.008889064}

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