b+1.3=9.21

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Solution for b+1.3=9.21 equation: 


Simplifying
b + 1.3 = 9.21

Reorder the terms:
1.3 + b = 9.21

Solving
1.3 + b = 9.21

Solving for variable 'b'.

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

Add '-1.3' to each side of the equation.
1.3 + -1.3 + b = 9.21 + -1.3

Combine like terms: 1.3 + -1.3 = 0.0
0.0 + b = 9.21 + -1.3
b = 9.21 + -1.3

Combine like terms: 9.21 + -1.3 = 7.91
b = 7.91

Simplifying
b = 7.91

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