6+3x-15=9

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


Simplifying
6 + 3x + -15 = 9

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

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

Solving
-9 + 3x = 9

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 + 3x = 9 + 9

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

Combine like terms: 9 + 9 = 18
3x = 18

Divide each side by '3'.
x = 6

Simplifying
x = 6

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