(X+8)-9=15

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Solution for (X+8)-9=15 equation:


Simplifying
(X + 8) + -9 = 15

Reorder the terms:
(8 + X) + -9 = 15

Remove parenthesis around (8 + X)
8 + X + -9 = 15

Reorder the terms:
8 + -9 + X = 15

Combine like terms: 8 + -9 = -1
-1 + X = 15

Solving
-1 + X = 15

Solving for variable 'X'.

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

Add '1' to each side of the equation.
-1 + 1 + X = 15 + 1

Combine like terms: -1 + 1 = 0
0 + X = 15 + 1
X = 15 + 1

Combine like terms: 15 + 1 = 16
X = 16

Simplifying
X = 16

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