9b-36=-3b

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Solution for 9b-36=-3b equation:


Simplifying
9b + -36 = -3b

Reorder the terms:
-36 + 9b = -3b

Solving
-36 + 9b = -3b

Solving for variable 'b'.

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

Add '3b' to each side of the equation.
-36 + 9b + 3b = -3b + 3b

Combine like terms: 9b + 3b = 12b
-36 + 12b = -3b + 3b

Combine like terms: -3b + 3b = 0
-36 + 12b = 0

Add '36' to each side of the equation.
-36 + 36 + 12b = 0 + 36

Combine like terms: -36 + 36 = 0
0 + 12b = 0 + 36
12b = 0 + 36

Combine like terms: 0 + 36 = 36
12b = 36

Divide each side by '12'.
b = 3

Simplifying
b = 3

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