(X-9)-(x+2)=3x

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Solution for (X-9)-(x+2)=3x equation:


Simplifying
(X + -9) + -1(x + 2) = 3x

Reorder the terms:
(-9 + X) + -1(x + 2) = 3x

Remove parenthesis around (-9 + X)
-9 + X + -1(x + 2) = 3x

Reorder the terms:
-9 + X + -1(2 + x) = 3x
-9 + X + (2 * -1 + x * -1) = 3x
-9 + X + (-2 + -1x) = 3x

Reorder the terms:
-9 + -2 + X + -1x = 3x

Combine like terms: -9 + -2 = -11
-11 + X + -1x = 3x

Solving
-11 + X + -1x = 3x

Solving for variable 'X'.

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

Add '11' to each side of the equation.
-11 + X + 11 + -1x = 11 + 3x

Reorder the terms:
-11 + 11 + X + -1x = 11 + 3x

Combine like terms: -11 + 11 = 0
0 + X + -1x = 11 + 3x
X + -1x = 11 + 3x

Add 'x' to each side of the equation.
X + -1x + x = 11 + 3x + x

Combine like terms: -1x + x = 0
X + 0 = 11 + 3x + x
X = 11 + 3x + x

Combine like terms: 3x + x = 4x
X = 11 + 4x

Simplifying
X = 11 + 4x

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