x+3x+4(3x)=

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


Simplifying
x + 3x + 4(3x) = 0

Remove parenthesis around (3x)
x + 3x + 4 * 3x = 0

Multiply 4 * 3
x + 3x + 12x = 0

Combine like terms: x + 3x = 4x
4x + 12x = 0

Combine like terms: 4x + 12x = 16x
16x = 0

Solving
16x = 0

Solving for variable 'x'.

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

Divide each side by '16'.
x = 0

Simplifying
x = 0

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