x+(-3)=(-18)

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Solution for x+(-3)=(-18) equation: 


Simplifying
x + (-3) = (-18)
x + -3 = (-18)

Reorder the terms:
-3 + x = (-18)
-3 + x = -18

Solving
-3 + x = -18

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + x = -18 + 3

Combine like terms: -3 + 3 = 0
0 + x = -18 + 3
x = -18 + 3

Combine like terms: -18 + 3 = -15
x = -15

Simplifying
x = -15

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