(x+9)+(x+2)=23

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Solution for (x+9)+(x+2)=23 equation:


Simplifying
(x + 9) + (x + 2) = 23

Reorder the terms:
(9 + x) + (x + 2) = 23

Remove parenthesis around (9 + x)
9 + x + (x + 2) = 23

Reorder the terms:
9 + x + (2 + x) = 23

Remove parenthesis around (2 + x)
9 + x + 2 + x = 23

Reorder the terms:
9 + 2 + x + x = 23

Combine like terms: 9 + 2 = 11
11 + x + x = 23

Combine like terms: x + x = 2x
11 + 2x = 23

Solving
11 + 2x = 23

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 + -11 + 2x = 23 + -11

Combine like terms: 11 + -11 = 0
0 + 2x = 23 + -11
2x = 23 + -11

Combine like terms: 23 + -11 = 12
2x = 12

Divide each side by '2'.
x = 6

Simplifying
x = 6

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