b+2.5=31

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Solution for b+2.5=31 equation: 


Simplifying
b + 2.5 = 31

Reorder the terms:
2.5 + b = 31

Solving
2.5 + b = 31

Solving for variable 'b'.

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

Add '-2.5' to each side of the equation.
2.5 + -2.5 + b = 31 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + b = 31 + -2.5
b = 31 + -2.5

Combine like terms: 31 + -2.5 = 28.5
b = 28.5

Simplifying
b = 28.5

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