2b+11-6=21

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Solution for 2b+11-6=21 equation: 


Simplifying
2b + 11 + -6 = 21

Reorder the terms:
11 + -6 + 2b = 21

Combine like terms: 11 + -6 = 5
5 + 2b = 21

Solving
5 + 2b = 21

Solving for variable 'b'.

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

Add '-5' to each side of the equation.
5 + -5 + 2b = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 2b = 21 + -5
2b = 21 + -5

Combine like terms: 21 + -5 = 16
2b = 16

Divide each side by '2'.
b = 8

Simplifying
b = 8

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