6+9x=2x-15

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Solution for 6+9x=2x-15 equation:


Simplifying
6 + 9x = 2x + -15

Reorder the terms:
6 + 9x = -15 + 2x

Solving
6 + 9x = -15 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
6 + 9x + -2x = -15 + 2x + -2x

Combine like terms: 9x + -2x = 7x
6 + 7x = -15 + 2x + -2x

Combine like terms: 2x + -2x = 0
6 + 7x = -15 + 0
6 + 7x = -15

Add '-6' to each side of the equation.
6 + -6 + 7x = -15 + -6

Combine like terms: 6 + -6 = 0
0 + 7x = -15 + -6
7x = -15 + -6

Combine like terms: -15 + -6 = -21
7x = -21

Divide each side by '7'.
x = -3

Simplifying
x = -3

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