x+4x+3x=31

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Solution for x+4x+3x=31 equation: 


Simplifying
x + 4x + 3x = 31

Combine like terms: x + 4x = 5x
5x + 3x = 31

Combine like terms: 5x + 3x = 8x
8x = 31

Solving
8x = 31

Solving for variable 'x'.

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

Divide each side by '8'.
x = 3.875

Simplifying
x = 3.875

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