2a+(a-3)=x

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Solution for 2a+(a-3)=x equation:


Simplifying
2a + (a + -3) = x

Reorder the terms:
2a + (-3 + a) = x

Remove parenthesis around (-3 + a)
2a + -3 + a = x

Reorder the terms:
-3 + 2a + a = x

Combine like terms: 2a + a = 3a
-3 + 3a = x

Solving
-3 + 3a = x

Solving for variable 'a'.

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

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

Combine like terms: -3 + 3 = 0
0 + 3a = 3 + x
3a = 3 + x

Divide each side by '3'.
a = 1 + 0.3333333333x

Simplifying
a = 1 + 0.3333333333x

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