X+12+x=18

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Solution for X+12+x=18 equation:


Simplifying
X + 12 + x = 18

Reorder the terms:
12 + X + x = 18

Solving
12 + X + 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 + X + -12 + x = 18 + -12

Reorder the terms:
12 + -12 + X + x = 18 + -12

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

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

Add '-1x' to each side of the equation.
X + x + -1x = 6 + -1x

Combine like terms: x + -1x = 0
X + 0 = 6 + -1x
X = 6 + -1x

Simplifying
X = 6 + -1x

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