0.2b-.4=-2

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Solution for 0.2b-.4=-2 equation: 


Simplifying
0.2b + -0.4 = -2

Reorder the terms:
-0.4 + 0.2b = -2

Solving
-0.4 + 0.2b = -2

Solving for variable 'b'.

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

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 0.2b = -2 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 0.2b = -2 + 0.4
0.2b = -2 + 0.4

Combine like terms: -2 + 0.4 = -1.6
0.2b = -1.6

Divide each side by '0.2'.
b = -8

Simplifying
b = -8

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