4b+11=21

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Solution for 4b+11=21 equation: 


Simplifying
4b + 11 = 21

Reorder the terms:
11 + 4b = 21

Solving
11 + 4b = 21

Solving for variable 'b'.

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

Add '-11' to each side of the equation.
11 + -11 + 4b = 21 + -11

Combine like terms: 11 + -11 = 0
0 + 4b = 21 + -11
4b = 21 + -11

Combine like terms: 21 + -11 = 10
4b = 10

Divide each side by '4'.
b = 2.5

Simplifying
b = 2.5

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