2(x+4)+9=15

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Solution for 2(x+4)+9=15 equation:


Simplifying
2(x + 4) + 9 = 15

Reorder the terms:
2(4 + x) + 9 = 15
(4 * 2 + x * 2) + 9 = 15
(8 + 2x) + 9 = 15

Reorder the terms:
8 + 9 + 2x = 15

Combine like terms: 8 + 9 = 17
17 + 2x = 15

Solving
17 + 2x = 15

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 2x = 15 + -17

Combine like terms: 17 + -17 = 0
0 + 2x = 15 + -17
2x = 15 + -17

Combine like terms: 15 + -17 = -2
2x = -2

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

Simplifying
x = -1

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