2.1+3b=1.8

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Solution for 2.1+3b=1.8 equation: 


Simplifying
2.1 + 3b = 1.8

Solving
2.1 + 3b = 1.8

Solving for variable 'b'.

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

Add '-2.1' to each side of the equation.
2.1 + -2.1 + 3b = 1.8 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + 3b = 1.8 + -2.1
3b = 1.8 + -2.1

Combine like terms: 1.8 + -2.1 = -0.3
3b = -0.3

Divide each side by '3'.
b = -0.1

Simplifying
b = -0.1

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