4a-5=9

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Solution for 4a-5=9 equation: 


Simplifying
4a + -5 = 9

Reorder the terms:
-5 + 4a = 9

Solving
-5 + 4a = 9

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + 4a = 9 + 5

Combine like terms: -5 + 5 = 0
0 + 4a = 9 + 5
4a = 9 + 5

Combine like terms: 9 + 5 = 14
4a = 14

Divide each side by '4'.
a = 3.5

Simplifying
a = 3.5

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