(-x)-4=9

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Solution for (-x)-4=9 equation: 


Simplifying
(-1x) + -4 = 9

Reorder the terms:
-4 + (-1x) = 9

Solving
-4 + (-1x) = 9

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + (-1x) = 9 + 4

Combine like terms: -4 + 4 = 0
0 + (-1x) = 9 + 4
(-1x) = 9 + 4

Combine like terms: 9 + 4 = 13
(-1x) = 13

Divide each side by '-1'.
x = -13

Simplifying
x = -13

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