-81-x=4

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Solution for -81-x=4 equation:


Simplifying
-81 + -1x = 4

Solving
-81 + -1x = 4

Solving for variable 'x'.

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

Add '81' to each side of the equation.
-81 + 81 + -1x = 4 + 81

Combine like terms: -81 + 81 = 0
0 + -1x = 4 + 81
-1x = 4 + 81

Combine like terms: 4 + 81 = 85
-1x = 85

Divide each side by '-1'.
x = -85

Simplifying
x = -85

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