X+(x+9)+(x+6)=207

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Solution for X+(x+9)+(x+6)=207 equation:


Simplifying
X + (x + 9) + (x + 6) = 207

Reorder the terms:
X + (9 + x) + (x + 6) = 207

Remove parenthesis around (9 + x)
X + 9 + x + (x + 6) = 207

Reorder the terms:
X + 9 + x + (6 + x) = 207

Remove parenthesis around (6 + x)
X + 9 + x + 6 + x = 207

Reorder the terms:
9 + 6 + X + x + x = 207

Combine like terms: 9 + 6 = 15
15 + X + x + x = 207

Combine like terms: x + x = 2x
15 + X + 2x = 207

Solving
15 + X + 2x = 207

Solving for variable 'X'.

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

Add '-15' to each side of the equation.
15 + X + -15 + 2x = 207 + -15

Reorder the terms:
15 + -15 + X + 2x = 207 + -15

Combine like terms: 15 + -15 = 0
0 + X + 2x = 207 + -15
X + 2x = 207 + -15

Combine like terms: 207 + -15 = 192
X + 2x = 192

Add '-2x' to each side of the equation.
X + 2x + -2x = 192 + -2x

Combine like terms: 2x + -2x = 0
X + 0 = 192 + -2x
X = 192 + -2x

Simplifying
X = 192 + -2x

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