3(4-x)=9x

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Solution for 3(4-x)=9x equation:


Simplifying
3(4 + -1x) = 9x
(4 * 3 + -1x * 3) = 9x
(12 + -3x) = 9x

Solving
12 + -3x = 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
12 + -3x + -9x = 9x + -9x

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

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

Add '-12' to each side of the equation.
12 + -12 + -12x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -12x = 0 + -12
-12x = 0 + -12

Combine like terms: 0 + -12 = -12
-12x = -12

Divide each side by '-12'.
x = 1

Simplifying
x = 1

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