b+31=27

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Solution for b+31=27 equation: 


Simplifying
b + 31 = 27

Reorder the terms:
31 + b = 27

Solving
31 + b = 27

Solving for variable 'b'.

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

Add '-31' to each side of the equation.
31 + -31 + b = 27 + -31

Combine like terms: 31 + -31 = 0
0 + b = 27 + -31
b = 27 + -31

Combine like terms: 27 + -31 = -4
b = -4

Simplifying
b = -4

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