9-5a=8a-17

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Solution for 9-5a=8a-17 equation:


Simplifying
9 + -5a = 8a + -17

Reorder the terms:
9 + -5a = -17 + 8a

Solving
9 + -5a = -17 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
9 + -5a + -8a = -17 + 8a + -8a

Combine like terms: -5a + -8a = -13a
9 + -13a = -17 + 8a + -8a

Combine like terms: 8a + -8a = 0
9 + -13a = -17 + 0
9 + -13a = -17

Add '-9' to each side of the equation.
9 + -9 + -13a = -17 + -9

Combine like terms: 9 + -9 = 0
0 + -13a = -17 + -9
-13a = -17 + -9

Combine like terms: -17 + -9 = -26
-13a = -26

Divide each side by '-13'.
a = 2

Simplifying
a = 2

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