-2a=8-9a

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Solution for -2a=8-9a equation: 


Simplifying
-2a = 8 + -9a

Solving
-2a = 8 + -9a

Solving for variable 'a'.

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

Add '9a' to each side of the equation.
-2a + 9a = 8 + -9a + 9a

Combine like terms: -2a + 9a = 7a
7a = 8 + -9a + 9a

Combine like terms: -9a + 9a = 0
7a = 8 + 0
7a = 8

Divide each side by '7'.
a = 1.142857143

Simplifying
a = 1.142857143

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