(x+2)+(x+6)=9

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Solution for (x+2)+(x+6)=9 equation:


Simplifying
(x + 2) + (x + 6) = 9

Reorder the terms:
(2 + x) + (x + 6) = 9

Remove parenthesis around (2 + x)
2 + x + (x + 6) = 9

Reorder the terms:
2 + x + (6 + x) = 9

Remove parenthesis around (6 + x)
2 + x + 6 + x = 9

Reorder the terms:
2 + 6 + x + x = 9

Combine like terms: 2 + 6 = 8
8 + x + x = 9

Combine like terms: x + x = 2x
8 + 2x = 9

Solving
8 + 2x = 9

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 2x = 9 + -8

Combine like terms: 8 + -8 = 0
0 + 2x = 9 + -8
2x = 9 + -8

Combine like terms: 9 + -8 = 1
2x = 1

Divide each side by '2'.
x = 0.5

Simplifying
x = 0.5

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