3x(4x)=300

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Solution for 3x(4x)=300 equation: 


Simplifying
3x(4x) = 300

Remove parenthesis around (4x)
3x * 4x = 300

Reorder the terms for easier multiplication:
3 * 4x * x = 300

Multiply 3 * 4
12x * x = 300

Multiply x * x
12x2 = 300

Solving
12x2 = 300

Solving for variable 'x'.

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

Divide each side by '12'.
x2 = 25

Simplifying
x2 = 25

Take the square root of each side:
x = {-5, 5}

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