5b-12=9b

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Solution for 5b-12=9b equation:


Simplifying
5b + -12 = 9b

Reorder the terms:
-12 + 5b = 9b

Solving
-12 + 5b = 9b

Solving for variable 'b'.

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

Add '-9b' to each side of the equation.
-12 + 5b + -9b = 9b + -9b

Combine like terms: 5b + -9b = -4b
-12 + -4b = 9b + -9b

Combine like terms: 9b + -9b = 0
-12 + -4b = 0

Add '12' to each side of the equation.
-12 + 12 + -4b = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -4b = 0 + 12
-4b = 0 + 12

Combine like terms: 0 + 12 = 12
-4b = 12

Divide each side by '-4'.
b = -3

Simplifying
b = -3

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