2x(7x)=126

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Solution for 2x(7x)=126 equation: 


Simplifying
2x(7x) = 126

Remove parenthesis around (7x)
2x * 7x = 126

Reorder the terms for easier multiplication:
2 * 7x * x = 126

Multiply 2 * 7
14x * x = 126

Multiply x * x
14x2 = 126

Solving
14x2 = 126

Solving for variable 'x'.

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

Divide each side by '14'.
x2 = 9

Simplifying
x2 = 9

Take the square root of each side:
x = {-3, 3}

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