-28-x=28+3x

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


Simplifying
-28 + -1x = 28 + 3x

Solving
-28 + -1x = 28 + 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.
-28 + -1x + -3x = 28 + 3x + -3x

Combine like terms: -1x + -3x = -4x
-28 + -4x = 28 + 3x + -3x

Combine like terms: 3x + -3x = 0
-28 + -4x = 28 + 0
-28 + -4x = 28

Add '28' to each side of the equation.
-28 + 28 + -4x = 28 + 28

Combine like terms: -28 + 28 = 0
0 + -4x = 28 + 28
-4x = 28 + 28

Combine like terms: 28 + 28 = 56
-4x = 56

Divide each side by '-4'.
x = -14

Simplifying
x = -14

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