b-2.13=9.9

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Solution for b-2.13=9.9 equation: 


Simplifying
b + -2.13 = 9.9

Reorder the terms:
-2.13 + b = 9.9

Solving
-2.13 + b = 9.9

Solving for variable 'b'.

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

Add '2.13' to each side of the equation.
-2.13 + 2.13 + b = 9.9 + 2.13

Combine like terms: -2.13 + 2.13 = 0.00
0.00 + b = 9.9 + 2.13
b = 9.9 + 2.13

Combine like terms: 9.9 + 2.13 = 12.03
b = 12.03

Simplifying
b = 12.03

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