-16=x+3x

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Solution for -16=x+3x equation:


Simplifying
-16 = x + 3x

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

Solving
-16 = 4x

Solving for variable 'x'.

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

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

Combine like terms: 4x + -4x = 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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