2b-8=.4b

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Solution for 2b-8=.4b equation:


Simplifying
2b + -8 = 0.4b

Reorder the terms:
-8 + 2b = 0.4b

Solving
-8 + 2b = 0.4b

Solving for variable 'b'.

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

Add '-0.4b' to each side of the equation.
-8 + 2b + -0.4b = 0.4b + -0.4b

Combine like terms: 2b + -0.4b = 1.6b
-8 + 1.6b = 0.4b + -0.4b

Combine like terms: 0.4b + -0.4b = 0.0
-8 + 1.6b = 0.0

Add '8' to each side of the equation.
-8 + 8 + 1.6b = 0.0 + 8

Combine like terms: -8 + 8 = 0
0 + 1.6b = 0.0 + 8
1.6b = 0.0 + 8

Combine like terms: 0.0 + 8 = 8
1.6b = 8

Divide each side by '1.6'.
b = 5

Simplifying
b = 5

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