x+(-3x)=28

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Solution for x+(-3x)=28 equation: 


Simplifying
x + (-3x) = 28

Combine like terms: x + (-3x) = -2x
-2x = 28

Solving
-2x = 28

Solving for variable 'x'.

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

Divide each side by '-2'.
x = -14

Simplifying
x = -14

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