5a-9+a=45

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Solution for 5a-9+a=45 equation: 


Simplifying
5a + -9 + a = 45

Reorder the terms:
-9 + 5a + a = 45

Combine like terms: 5a + a = 6a
-9 + 6a = 45

Solving
-9 + 6a = 45

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + 6a = 45 + 9

Combine like terms: -9 + 9 = 0
0 + 6a = 45 + 9
6a = 45 + 9

Combine like terms: 45 + 9 = 54
6a = 54

Divide each side by '6'.
a = 9

Simplifying
a = 9

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