2x-9+6x=9-15z

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


Simplifying
2x + -9 + 6x = 9 + -15z

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

Combine like terms: 2x + 6x = 8x
-9 + 8x = 9 + -15z

Solving
-9 + 8x = 9 + -15z

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 + 8x = 9 + 9 + -15z

Combine like terms: -9 + 9 = 0
0 + 8x = 9 + 9 + -15z
8x = 9 + 9 + -15z

Combine like terms: 9 + 9 = 18
8x = 18 + -15z

Divide each side by '8'.
x = 2.25 + -1.875z

Simplifying
x = 2.25 + -1.875z

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