6x-15=-3x-9

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Solution for 6x-15=-3x-9 equation:


Simplifying
6x + -15 = -3x + -9

Reorder the terms:
-15 + 6x = -3x + -9

Reorder the terms:
-15 + 6x = -9 + -3x

Solving
-15 + 6x = -9 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-15 + 6x + 3x = -9 + -3x + 3x

Combine like terms: 6x + 3x = 9x
-15 + 9x = -9 + -3x + 3x

Combine like terms: -3x + 3x = 0
-15 + 9x = -9 + 0
-15 + 9x = -9

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

Combine like terms: -15 + 15 = 0
0 + 9x = -9 + 15
9x = -9 + 15

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

Divide each side by '9'.
x = 0.6666666667

Simplifying
x = 0.6666666667

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