5a-a=u+3a

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Solution for 5a-a=u+3a equation:


Simplifying
5a + -1a = u + 3a

Combine like terms: 5a + -1a = 4a
4a = u + 3a

Reorder the terms:
4a = 3a + u

Solving
4a = 3a + u

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
4a + -3a = 3a + -3a + u

Combine like terms: 4a + -3a = 1a
1a = 3a + -3a + u

Combine like terms: 3a + -3a = 0
1a = 0 + u
1a = u

Divide each side by '1'.
a = u

Simplifying
a = u

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