2x-1=4+a

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Solution for 2x-1=4+a equation: 


Simplifying
2x + -1 = 4 + a

Reorder the terms:
-1 + 2x = 4 + a

Solving
-1 + 2x = 4 + a

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 2x = 4 + 1 + a

Combine like terms: -1 + 1 = 0
0 + 2x = 4 + 1 + a
2x = 4 + 1 + a

Combine like terms: 4 + 1 = 5
2x = 5 + a

Divide each side by '2'.
x = 2.5 + 0.5a

Simplifying
x = 2.5 + 0.5a

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