12b-15b=-3

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Solution for 12b-15b=-3 equation: 


Simplifying
12b + -15b = -3

Combine like terms: 12b + -15b = -3b
-3b = -3

Solving
-3b = -3

Solving for variable 'b'.

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

Divide each side by '-3'.
b = 1

Simplifying
b = 1

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