-b-9=3b+8+b

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Solution for -b-9=3b+8+b equation:


Simplifying
-1b + -9 = 3b + 8 + b

Reorder the terms:
-9 + -1b = 3b + 8 + b

Reorder the terms:
-9 + -1b = 8 + 3b + b

Combine like terms: 3b + b = 4b
-9 + -1b = 8 + 4b

Solving
-9 + -1b = 8 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
-9 + -1b + -4b = 8 + 4b + -4b

Combine like terms: -1b + -4b = -5b
-9 + -5b = 8 + 4b + -4b

Combine like terms: 4b + -4b = 0
-9 + -5b = 8 + 0
-9 + -5b = 8

Add '9' to each side of the equation.
-9 + 9 + -5b = 8 + 9

Combine like terms: -9 + 9 = 0
0 + -5b = 8 + 9
-5b = 8 + 9

Combine like terms: 8 + 9 = 17
-5b = 17

Divide each side by '-5'.
b = -3.4

Simplifying
b = -3.4

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