6x+9=-6x-3

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Solution for 6x+9=-6x-3 equation:


Simplifying
6x + 9 = -6x + -3

Reorder the terms:
9 + 6x = -6x + -3

Reorder the terms:
9 + 6x = -3 + -6x

Solving
9 + 6x = -3 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
9 + 6x + 6x = -3 + -6x + 6x

Combine like terms: 6x + 6x = 12x
9 + 12x = -3 + -6x + 6x

Combine like terms: -6x + 6x = 0
9 + 12x = -3 + 0
9 + 12x = -3

Add '-9' to each side of the equation.
9 + -9 + 12x = -3 + -9

Combine like terms: 9 + -9 = 0
0 + 12x = -3 + -9
12x = -3 + -9

Combine like terms: -3 + -9 = -12
12x = -12

Divide each side by '12'.
x = -1

Simplifying
x = -1

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