3b+9+(-b)+(-6)=

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Solution for 3b+9+(-b)+(-6)= equation:


Simplifying
3b + 9 + (-1b) + (-6) = 0
3b + 9 + (-1b) + -6 = 0

Reorder the terms:
9 + -6 + 3b + (-1b) = 0

Combine like terms: 9 + -6 = 3
3 + 3b + (-1b) = 0

Combine like terms: 3b + (-1b) = 2b
3 + 2b = 0

Solving
3 + 2b = 0

Solving for variable 'b'.

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

Add '-3' to each side of the equation.
3 + -3 + 2b = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 2b = 0 + -3
2b = 0 + -3

Combine like terms: 0 + -3 = -3
2b = -3

Divide each side by '2'.
b = -1.5

Simplifying
b = -1.5

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