4(2.2b-1.6+b)=6.4

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Solution for 4(2.2b-1.6+b)=6.4 equation: 


Simplifying
4(2.2b + -1.6 + b) = 6.4

Reorder the terms:
4(-1.6 + 2.2b + b) = 6.4

Combine like terms: 2.2b + b = 3.2b
4(-1.6 + 3.2b) = 6.4
(-1.6 * 4 + 3.2b * 4) = 6.4
(-6.4 + 12.8b) = 6.4

Solving
-6.4 + 12.8b = 6.4

Solving for variable 'b'.

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

Add '6.4' to each side of the equation.
-6.4 + 6.4 + 12.8b = 6.4 + 6.4

Combine like terms: -6.4 + 6.4 = 0.0
0.0 + 12.8b = 6.4 + 6.4
12.8b = 6.4 + 6.4

Combine like terms: 6.4 + 6.4 = 12.8
12.8b = 12.8

Divide each side by '12.8'.
b = 1

Simplifying
b = 1

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