6x+21x+9=0

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Solution for 6x+21x+9=0 equation:


Simplifying
6x + 21x + 9 = 0

Reorder the terms:
9 + 6x + 21x = 0

Combine like terms: 6x + 21x = 27x
9 + 27x = 0

Solving
9 + 27x = 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 + 27x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 27x = 0 + -9
27x = 0 + -9

Combine like terms: 0 + -9 = -9
27x = -9

Divide each side by '27'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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