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Simplifying
(3x)(4x) = 56
Remove parenthesis around (3x)
3x(4x) = 56
Remove parenthesis around (4x)
3x * 4x = 56
Reorder the terms for easier multiplication:
3 * 4x * x = 56
Multiply 3 * 4
12x * x = 56
Multiply x * x
12x2 = 56
Solving
12x2 = 56
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '12'.
x2 = 4.666666667
Simplifying
x2 = 4.666666667
Take the square root of each side:
x = {-2.1602469, 2.1602469}
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