12+x-(-5)=18

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Solution for 12+x-(-5)=18 equation: 


Simplifying
12 + x + -1(-5) = 18

Multiply -1 * -5
12 + x + 5 = 18

Reorder the terms:
12 + 5 + x = 18

Combine like terms: 12 + 5 = 17
17 + x = 18

Solving
17 + x = 18

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + x = 18 + -17

Combine like terms: 17 + -17 = 0
0 + x = 18 + -17
x = 18 + -17

Combine like terms: 18 + -17 = 1
x = 1

Simplifying
x = 1

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