x-12=-3-15

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Solution for x-12=-3-15 equation: 


Simplifying
x + -12 = -3 + -15

Reorder the terms:
-12 + x = -3 + -15

Combine like terms: -3 + -15 = -18
-12 + x = -18

Solving
-12 + x = -18

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + x = -18 + 12

Combine like terms: -12 + 12 = 0
0 + x = -18 + 12
x = -18 + 12

Combine like terms: -18 + 12 = -6
x = -6

Simplifying
x = -6

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