3(0.8-b)=1.8

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Solution for 3(0.8-b)=1.8 equation: 


Simplifying
3(0.8 + -1b) = 1.8
(0.8 * 3 + -1b * 3) = 1.8
(2.4 + -3b) = 1.8

Solving
2.4 + -3b = 1.8

Solving for variable 'b'.

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

Add '-2.4' to each side of the equation.
2.4 + -2.4 + -3b = 1.8 + -2.4

Combine like terms: 2.4 + -2.4 = 0.0
0.0 + -3b = 1.8 + -2.4
-3b = 1.8 + -2.4

Combine like terms: 1.8 + -2.4 = -0.6
-3b = -0.6

Divide each side by '-3'.
b = 0.2

Simplifying
b = 0.2

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