6x-2x-9=45

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Solution for 6x-2x-9=45 equation: 


Simplifying
6x + -2x + -9 = 45

Reorder the terms:
-9 + 6x + -2x = 45

Combine like terms: 6x + -2x = 4x
-9 + 4x = 45

Solving
-9 + 4x = 45

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 + 4x = 45 + 9

Combine like terms: -9 + 9 = 0
0 + 4x = 45 + 9
4x = 45 + 9

Combine like terms: 45 + 9 = 54
4x = 54

Divide each side by '4'.
x = 13.5

Simplifying
x = 13.5

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