a-3.5=-19

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Solution for a-3.5=-19 equation: 


Simplifying
a + -3.5 = -19

Reorder the terms:
-3.5 + a = -19

Solving
-3.5 + a = -19

Solving for variable 'a'.

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

Add '3.5' to each side of the equation.
-3.5 + 3.5 + a = -19 + 3.5

Combine like terms: -3.5 + 3.5 = 0.0
0.0 + a = -19 + 3.5
a = -19 + 3.5

Combine like terms: -19 + 3.5 = -15.5
a = -15.5

Simplifying
a = -15.5

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