8a=(a-9)

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Solution for 8a=(a-9) equation:


Simplifying
8a = (a + -9)

Reorder the terms:
8a = (-9 + a)

Remove parenthesis around (-9 + a)
8a = -9 + a

Solving
8a = -9 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
8a + -1a = -9 + a + -1a

Combine like terms: 8a + -1a = 7a
7a = -9 + a + -1a

Combine like terms: a + -1a = 0
7a = -9 + 0
7a = -9

Divide each side by '7'.
a = -1.285714286

Simplifying
a = -1.285714286

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