9a-1=17

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Solution for 9a-1=17 equation: 


Simplifying
9a + -1 = 17

Reorder the terms:
-1 + 9a = 17

Solving
-1 + 9a = 17

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + 9a = 17 + 1

Combine like terms: -1 + 1 = 0
0 + 9a = 17 + 1
9a = 17 + 1

Combine like terms: 17 + 1 = 18
9a = 18

Divide each side by '9'.
a = 2

Simplifying
a = 2

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