-27-x-3x=57

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Solution for -27-x-3x=57 equation:


Simplifying
-27 + -1x + -3x = 57

Combine like terms: -1x + -3x = -4x
-27 + -4x = 57

Solving
-27 + -4x = 57

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + -4x = 57 + 27

Combine like terms: -27 + 27 = 0
0 + -4x = 57 + 27
-4x = 57 + 27

Combine like terms: 57 + 27 = 84
-4x = 84

Divide each side by '-4'.
x = -21

Simplifying
x = -21

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