1-5b-6b=-21

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Solution for 1-5b-6b=-21 equation: 


Simplifying
1 + -5b + -6b = -21

Combine like terms: -5b + -6b = -11b
1 + -11b = -21

Solving
1 + -11b = -21

Solving for variable 'b'.

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

Add '-1' to each side of the equation.
1 + -1 + -11b = -21 + -1

Combine like terms: 1 + -1 = 0
0 + -11b = -21 + -1
-11b = -21 + -1

Combine like terms: -21 + -1 = -22
-11b = -22

Divide each side by '-11'.
b = 2

Simplifying
b = 2

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