11b-21=17-8b

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Solution for 11b-21=17-8b equation:


Simplifying
11b + -21 = 17 + -8b

Reorder the terms:
-21 + 11b = 17 + -8b

Solving
-21 + 11b = 17 + -8b

Solving for variable 'b'.

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

Add '8b' to each side of the equation.
-21 + 11b + 8b = 17 + -8b + 8b

Combine like terms: 11b + 8b = 19b
-21 + 19b = 17 + -8b + 8b

Combine like terms: -8b + 8b = 0
-21 + 19b = 17 + 0
-21 + 19b = 17

Add '21' to each side of the equation.
-21 + 21 + 19b = 17 + 21

Combine like terms: -21 + 21 = 0
0 + 19b = 17 + 21
19b = 17 + 21

Combine like terms: 17 + 21 = 38
19b = 38

Divide each side by '19'.
b = 2

Simplifying
b = 2

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