x+16=-3x

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Solution for x+16=-3x equation:


Simplifying
x + 16 = -3x

Reorder the terms:
16 + x = -3x

Solving
16 + x = -3x

Solving for variable 'x'.

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

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

Combine like terms: x + 3x = 4x
16 + 4x = -3x + 3x

Combine like terms: -3x + 3x = 0
16 + 4x = 0

Add '-16' to each side of the equation.
16 + -16 + 4x = 0 + -16

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

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

Divide each side by '4'.
x = -4

Simplifying
x = -4

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