a+8.2=-4

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Solution for a+8.2=-4 equation: 


Simplifying
a + 8.2 = -4

Reorder the terms:
8.2 + a = -4

Solving
8.2 + a = -4

Solving for variable 'a'.

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

Add '-8.2' to each side of the equation.
8.2 + -8.2 + a = -4 + -8.2

Combine like terms: 8.2 + -8.2 = 0.0
0.0 + a = -4 + -8.2
a = -4 + -8.2

Combine like terms: -4 + -8.2 = -12.2
a = -12.2

Simplifying
a = -12.2

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