.2a-4=3.6

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Solution for .2a-4=3.6 equation: 


Simplifying
0.2a + -4 = 3.6

Reorder the terms:
-4 + 0.2a = 3.6

Solving
-4 + 0.2a = 3.6

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + 0.2a = 3.6 + 4

Combine like terms: -4 + 4 = 0
0 + 0.2a = 3.6 + 4
0.2a = 3.6 + 4

Combine like terms: 3.6 + 4 = 7.6
0.2a = 7.6

Divide each side by '0.2'.
a = 38

Simplifying
a = 38

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