(2X+7)+(X+9)=

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Solution for (2X+7)+(X+9)= equation:


Simplifying
(2X + 7) + (X + 9) = 0

Reorder the terms:
(7 + 2X) + (X + 9) = 0

Remove parenthesis around (7 + 2X)
7 + 2X + (X + 9) = 0

Reorder the terms:
7 + 2X + (9 + X) = 0

Remove parenthesis around (9 + X)
7 + 2X + 9 + X = 0

Reorder the terms:
7 + 9 + 2X + X = 0

Combine like terms: 7 + 9 = 16
16 + 2X + X = 0

Combine like terms: 2X + X = 3X
16 + 3X = 0

Solving
16 + 3X = 0

Solving for variable 'X'.

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

Add '-16' to each side of the equation.
16 + -16 + 3X = 0 + -16

Combine like terms: 16 + -16 = 0
0 + 3X = 0 + -16
3X = 0 + -16

Combine like terms: 0 + -16 = -16
3X = -16

Divide each side by '3'.
X = -5.333333333

Simplifying
X = -5.333333333

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