2a-4=5-u

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Solution for 2a-4=5-u equation:


Simplifying
2a + -4 = 5 + -1u

Reorder the terms:
-4 + 2a = 5 + -1u

Solving
-4 + 2a = 5 + -1u

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + 2a = 5 + 4 + -1u

Combine like terms: -4 + 4 = 0
0 + 2a = 5 + 4 + -1u
2a = 5 + 4 + -1u

Combine like terms: 5 + 4 = 9
2a = 9 + -1u

Divide each side by '2'.
a = 4.5 + -0.5u

Simplifying
a = 4.5 + -0.5u

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