X+2x+(x+12)=100

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Solution for X+2x+(x+12)=100 equation:


Simplifying
X + 2x + (x + 12) = 100

Reorder the terms:
X + 2x + (12 + x) = 100

Remove parenthesis around (12 + x)
X + 2x + 12 + x = 100

Reorder the terms:
12 + X + 2x + x = 100

Combine like terms: 2x + x = 3x
12 + X + 3x = 100

Solving
12 + X + 3x = 100

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 + 3x = 100 + -12

Reorder the terms:
12 + -12 + X + 3x = 100 + -12

Combine like terms: 12 + -12 = 0
0 + X + 3x = 100 + -12
X + 3x = 100 + -12

Combine like terms: 100 + -12 = 88
X + 3x = 88

Add '-3x' to each side of the equation.
X + 3x + -3x = 88 + -3x

Combine like terms: 3x + -3x = 0
X + 0 = 88 + -3x
X = 88 + -3x

Simplifying
X = 88 + -3x

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