(9+2)+4=9+(x+4)

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Solution for (9+2)+4=9+(x+4) equation:


Simplifying
(9 + 2) + 4 = 9 + (x + 4)

Combine like terms: 9 + 2 = 11
(11) + 4 = 9 + (x + 4)
11 + 4 = 9 + (x + 4)

Combine like terms: 11 + 4 = 15
15 = 9 + (x + 4)

Reorder the terms:
15 = 9 + (4 + x)

Remove parenthesis around (4 + x)
15 = 9 + 4 + x

Combine like terms: 9 + 4 = 13
15 = 13 + x

Solving
15 = 13 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
15 + -1x = 13 + x + -1x

Combine like terms: x + -1x = 0
15 + -1x = 13 + 0
15 + -1x = 13

Add '-15' to each side of the equation.
15 + -15 + -1x = 13 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = 13 + -15
-1x = 13 + -15

Combine like terms: 13 + -15 = -2
-1x = -2

Divide each side by '-1'.
x = 2

Simplifying
x = 2

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