2+21b=13

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Solution for 2+21b=13 equation: 


Simplifying
2 + 21b = 13

Solving
2 + 21b = 13

Solving for variable 'b'.

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

Add '-2' to each side of the equation.
2 + -2 + 21b = 13 + -2

Combine like terms: 2 + -2 = 0
0 + 21b = 13 + -2
21b = 13 + -2

Combine like terms: 13 + -2 = 11
21b = 11

Divide each side by '21'.
b = 0.5238095238

Simplifying
b = 0.5238095238

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