3x+9x=-111-9x

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Solution for 3x+9x=-111-9x equation:


Simplifying
3x + 9x = -111 + -9x

Combine like terms: 3x + 9x = 12x
12x = -111 + -9x

Solving
12x = -111 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
12x + 9x = -111 + -9x + 9x

Combine like terms: 12x + 9x = 21x
21x = -111 + -9x + 9x

Combine like terms: -9x + 9x = 0
21x = -111 + 0
21x = -111

Divide each side by '21'.
x = -5.285714286

Simplifying
x = -5.285714286

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