2a=5a-9

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Solution for 2a=5a-9 equation: 


Simplifying
2a = 5a + -9

Reorder the terms:
2a = -9 + 5a

Solving
2a = -9 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
2a + -5a = -9 + 5a + -5a

Combine like terms: 2a + -5a = -3a
-3a = -9 + 5a + -5a

Combine like terms: 5a + -5a = 0
-3a = -9 + 0
-3a = -9

Divide each side by '-3'.
a = 3

Simplifying
a = 3

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