3x+X+1=0

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Solution for 3x+X+1=0 equation:


Simplifying
3x + X + 1 = 0

Reorder the terms:
1 + X + 3x = 0

Solving
1 + X + 3x = 0

Solving for variable 'X'.

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

Add '-1' to each side of the equation.
1 + X + -1 + 3x = 0 + -1

Reorder the terms:
1 + -1 + X + 3x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + X + 3x = 0 + -1
X + 3x = 0 + -1

Combine like terms: 0 + -1 = -1
X + 3x = -1

Add '-3x' to each side of the equation.
X + 3x + -3x = -1 + -3x

Combine like terms: 3x + -3x = 0
X + 0 = -1 + -3x
X = -1 + -3x

Simplifying
X = -1 + -3x

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