-9-3b=b-1

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Solution for -9-3b=b-1 equation:


Simplifying
-9 + -3b = b + -1

Reorder the terms:
-9 + -3b = -1 + b

Solving
-9 + -3b = -1 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-9 + -3b + -1b = -1 + b + -1b

Combine like terms: -3b + -1b = -4b
-9 + -4b = -1 + b + -1b

Combine like terms: b + -1b = 0
-9 + -4b = -1 + 0
-9 + -4b = -1

Add '9' to each side of the equation.
-9 + 9 + -4b = -1 + 9

Combine like terms: -9 + 9 = 0
0 + -4b = -1 + 9
-4b = -1 + 9

Combine like terms: -1 + 9 = 8
-4b = 8

Divide each side by '-4'.
b = -2

Simplifying
b = -2

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