109=3x+(x-6)

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Solution for 109=3x+(x-6) equation:


Simplifying
109 = 3x + (x + -6)

Reorder the terms:
109 = 3x + (-6 + x)

Remove parenthesis around (-6 + x)
109 = 3x + -6 + x

Reorder the terms:
109 = -6 + 3x + x

Combine like terms: 3x + x = 4x
109 = -6 + 4x

Solving
109 = -6 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
109 + -4x = -6 + 4x + -4x

Combine like terms: 4x + -4x = 0
109 + -4x = -6 + 0
109 + -4x = -6

Add '-109' to each side of the equation.
109 + -109 + -4x = -6 + -109

Combine like terms: 109 + -109 = 0
0 + -4x = -6 + -109
-4x = -6 + -109

Combine like terms: -6 + -109 = -115
-4x = -115

Divide each side by '-4'.
x = 28.75

Simplifying
x = 28.75

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