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

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


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

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

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

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

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

Combine like terms: 3 + 9 = 12
12 + X + -1x = 2

Solving
12 + X + -1x = 2

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 + -1x = 2 + -12

Reorder the terms:
12 + -12 + X + -1x = 2 + -12

Combine like terms: 12 + -12 = 0
0 + X + -1x = 2 + -12
X + -1x = 2 + -12

Combine like terms: 2 + -12 = -10
X + -1x = -10

Add 'x' to each side of the equation.
X + -1x + x = -10 + x

Combine like terms: -1x + x = 0
X + 0 = -10 + x
X = -10 + x

Simplifying
X = -10 + x

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