3x-1-12-x=AB

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Solution for 3x-1-12-x=AB equation:


Simplifying
3x + -1 + -12 + -1x = AB

Reorder the terms:
-1 + -12 + 3x + -1x = AB

Combine like terms: -1 + -12 = -13
-13 + 3x + -1x = AB

Combine like terms: 3x + -1x = 2x
-13 + 2x = AB

Solving
-13 + 2x = AB

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + 2x = 13 + AB

Combine like terms: -13 + 13 = 0
0 + 2x = 13 + AB
2x = 13 + AB

Divide each side by '2'.
x = 6.5 + 0.5AB

Simplifying
x = 6.5 + 0.5AB

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