-3.5a-11.5+9.9a=3

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Solution for -3.5a-11.5+9.9a=3 equation: 


Simplifying
-3.5a + -11.5 + 9.9a = 3

Reorder the terms:
-11.5 + -3.5a + 9.9a = 3

Combine like terms: -3.5a + 9.9a = 6.4a
-11.5 + 6.4a = 3

Solving
-11.5 + 6.4a = 3

Solving for variable 'a'.

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

Add '11.5' to each side of the equation.
-11.5 + 11.5 + 6.4a = 3 + 11.5

Combine like terms: -11.5 + 11.5 = 0.0
0.0 + 6.4a = 3 + 11.5
6.4a = 3 + 11.5

Combine like terms: 3 + 11.5 = 14.5
6.4a = 14.5

Divide each side by '6.4'.
a = 2.265625

Simplifying
a = 2.265625

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