3a-8a=x

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Solution for 3a-8a=x equation: 


Simplifying
3a + -8a = x

Combine like terms: 3a + -8a = -5a
-5a = x

Solving
-5a = x

Solving for variable 'a'.

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

Divide each side by '-5'.
a = -0.2x

Simplifying
a = -0.2x

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