X+18=84

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Solution for X+18=84 equation: 


Simplifying
X + 18 = 84

Reorder the terms:
18 + X = 84

Solving
18 + 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 + -18 + X = 84 + -18

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

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

Simplifying
X = 66

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