9b-12=6b

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Solution for 9b-12=6b equation:


Simplifying
9b + -12 = 6b

Reorder the terms:
-12 + 9b = 6b

Solving
-12 + 9b = 6b

Solving for variable 'b'.

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

Add '-6b' to each side of the equation.
-12 + 9b + -6b = 6b + -6b

Combine like terms: 9b + -6b = 3b
-12 + 3b = 6b + -6b

Combine like terms: 6b + -6b = 0
-12 + 3b = 0

Add '12' to each side of the equation.
-12 + 12 + 3b = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 3b = 0 + 12
3b = 0 + 12

Combine like terms: 0 + 12 = 12
3b = 12

Divide each side by '3'.
b = 4

Simplifying
b = 4

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