3x(3-x)-(4-x)3x=0

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Solution for 3x(3-x)-(4-x)3x=0 equation:


Simplifying
3x(3 + -1x) + -1(4 + -1x) * 3x = 0
(3 * 3x + -1x * 3x) + -1(4 + -1x) * 3x = 0
(9x + -3x2) + -1(4 + -1x) * 3x = 0

Reorder the terms for easier multiplication:
9x + -3x2 + -1 * 3x(4 + -1x) = 0

Multiply -1 * 3
9x + -3x2 + -3x(4 + -1x) = 0
9x + -3x2 + (4 * -3x + -1x * -3x) = 0
9x + -3x2 + (-12x + 3x2) = 0

Reorder the terms:
9x + -12x + -3x2 + 3x2 = 0

Combine like terms: 9x + -12x = -3x
-3x + -3x2 + 3x2 = 0

Combine like terms: -3x2 + 3x2 = 0
-3x + 0 = 0
-3x = 0

Solving
-3x = 0

Solving for variable 'x'.

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

Divide each side by '-3'.
x = 0

Simplifying
x = 0

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