-27=(5.4+0.2b)(-5)+b

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Solution for -27=(5.4+0.2b)(-5)+b equation: 


Simplifying
-27 = (5.4 + 0.2b)(-5) + b

Reorder the terms for easier multiplication:
-27 = -5(5.4 + 0.2b) + b
-27 = (5.4 * -5 + 0.2b * -5) + b
-27 = (-27 + -1b) + b

Combine like terms: -1b + b = 0
-27 = -27 + 0
-27 = -27

Add '27' to each side of the equation.
-27 + 27 = -27 + 27

Combine like terms: -27 + 27 = 0
0 = -27 + 27

Combine like terms: -27 + 27 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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