9.5a-2+4.5a=-18.5

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Solution for 9.5a-2+4.5a=-18.5 equation:


Simplifying
9.5a + -2 + 4.5a = -18.5

Reorder the terms:
-2 + 9.5a + 4.5a = -18.5

Combine like terms: 9.5a + 4.5a = 14a
-2 + 14a = -18.5

Solving
-2 + 14a = -18.5

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 2 + 14a = -18.5 + 2

Combine like terms: -2 + 2 = 0
0 + 14a = -18.5 + 2
14a = -18.5 + 2

Combine like terms: -18.5 + 2 = -16.5
14a = -16.5

Divide each side by '14'.
a = -1.178571429

Simplifying
a = -1.178571429

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