(x+3)+2(x+3)=

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Solution for (x+3)+2(x+3)= equation:


Simplifying
(x + 3) + 2(x + 3) = 0

Reorder the terms:
(3 + x) + 2(x + 3) = 0

Remove parenthesis around (3 + x)
3 + x + 2(x + 3) = 0

Reorder the terms:
3 + x + 2(3 + x) = 0
3 + x + (3 * 2 + x * 2) = 0
3 + x + (6 + 2x) = 0

Reorder the terms:
3 + 6 + x + 2x = 0

Combine like terms: 3 + 6 = 9
9 + x + 2x = 0

Combine like terms: x + 2x = 3x
9 + 3x = 0

Solving
9 + 3x = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 3x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 0 + -9
3x = 0 + -9

Combine like terms: 0 + -9 = -9
3x = -9

Divide each side by '3'.
x = -3

Simplifying
x = -3

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