12=5x+3(4-x)

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Solution for 12=5x+3(4-x) equation: 


Simplifying
12 = 5x + 3(4 + -1x)
12 = 5x + (4 * 3 + -1x * 3)
12 = 5x + (12 + -3x)

Reorder the terms:
12 = 12 + 5x + -3x

Combine like terms: 5x + -3x = 2x
12 = 12 + 2x

Add '-12' to each side of the equation.
12 + -12 = 12 + -12 + 2x

Combine like terms: 12 + -12 = 0
0 = 12 + -12 + 2x

Combine like terms: 12 + -12 = 0
0 = 0 + 2x
0 = 2x

Solving
0 = 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
0 + -2x = 2x + -2x
Remove the zero:
-2x = 2x + -2x

Combine like terms: 2x + -2x = 0
-2x = 0

Divide each side by '-2'.
x = 0

Simplifying
x = 0

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