b-3b-12=6

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Solution for b-3b-12=6 equation:


Simplifying
b + -3b + -12 = 6

Reorder the terms:
-12 + b + -3b = 6

Combine like terms: b + -3b = -2b
-12 + -2b = 6

Solving
-12 + -2b = 6

Solving for variable 'b'.

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

Add '12' to each side of the equation.
-12 + 12 + -2b = 6 + 12

Combine like terms: -12 + 12 = 0
0 + -2b = 6 + 12
-2b = 6 + 12

Combine like terms: 6 + 12 = 18
-2b = 18

Divide each side by '-2'.
b = -9

Simplifying
b = -9

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