3(-x)=x+16

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Solution for 3(-x)=x+16 equation:


Simplifying
3(-1x) = x + 16

Remove parenthesis around (-1x)
3 * -1x = x + 16

Multiply 3 * -1
-3x = x + 16

Reorder the terms:
-3x = 16 + x

Solving
-3x = 16 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-3x + -1x = 16 + x + -1x

Combine like terms: -3x + -1x = -4x
-4x = 16 + x + -1x

Combine like terms: x + -1x = 0
-4x = 16 + 0
-4x = 16

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

Simplifying
x = -4

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