7b+21=27

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Solution for 7b+21=27 equation: 


Simplifying
7b + 21 = 27

Reorder the terms:
21 + 7b = 27

Solving
21 + 7b = 27

Solving for variable 'b'.

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

Add '-21' to each side of the equation.
21 + -21 + 7b = 27 + -21

Combine like terms: 21 + -21 = 0
0 + 7b = 27 + -21
7b = 27 + -21

Combine like terms: 27 + -21 = 6
7b = 6

Divide each side by '7'.
b = 0.8571428571

Simplifying
b = 0.8571428571

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