(X+18)+x=84

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Solution for (X+18)+x=84 equation:


Simplifying
(X + 18) + x = 84

Reorder the terms:
(18 + X) + x = 84

Remove parenthesis around (18 + X)
18 + X + x = 84

Solving
18 + X + x = 84

Solving for variable 'X'.

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

Add '-18' to each side of the equation.
18 + X + -18 + x = 84 + -18

Reorder the terms:
18 + -18 + X + x = 84 + -18

Combine like terms: 18 + -18 = 0
0 + X + x = 84 + -18
X + x = 84 + -18

Combine like terms: 84 + -18 = 66
X + x = 66

Add '-1x' to each side of the equation.
X + x + -1x = 66 + -1x

Combine like terms: x + -1x = 0
X + 0 = 66 + -1x
X = 66 + -1x

Simplifying
X = 66 + -1x

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