(x+3)+(x+3)=-13x

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Solution for (x+3)+(x+3)=-13x equation:


Simplifying
(x + 3) + (x + 3) = -13x

Reorder the terms:
(3 + x) + (x + 3) = -13x

Remove parenthesis around (3 + x)
3 + x + (x + 3) = -13x

Reorder the terms:
3 + x + (3 + x) = -13x

Remove parenthesis around (3 + x)
3 + x + 3 + x = -13x

Reorder the terms:
3 + 3 + x + x = -13x

Combine like terms: 3 + 3 = 6
6 + x + x = -13x

Combine like terms: x + x = 2x
6 + 2x = -13x

Solving
6 + 2x = -13x

Solving for variable 'x'.

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

Add '13x' to each side of the equation.
6 + 2x + 13x = -13x + 13x

Combine like terms: 2x + 13x = 15x
6 + 15x = -13x + 13x

Combine like terms: -13x + 13x = 0
6 + 15x = 0

Add '-6' to each side of the equation.
6 + -6 + 15x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 15x = 0 + -6
15x = 0 + -6

Combine like terms: 0 + -6 = -6
15x = -6

Divide each side by '15'.
x = -0.4

Simplifying
x = -0.4

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