X+(12+x)=84

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Solution for X+(12+x)=84 equation:


Simplifying
X + (12 + x) = 84

Remove parenthesis around (12 + x)
X + 12 + x = 84

Reorder the terms:
12 + X + x = 84

Solving
12 + X + x = 84

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 = 84 + -12

Reorder the terms:
12 + -12 + X + x = 84 + -12

Combine like terms: 12 + -12 = 0
0 + X + x = 84 + -12
X + x = 84 + -12

Combine like terms: 84 + -12 = 72
X + x = 72

Add '-1x' to each side of the equation.
X + x + -1x = 72 + -1x

Combine like terms: x + -1x = 0
X + 0 = 72 + -1x
X = 72 + -1x

Simplifying
X = 72 + -1x

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