12b-9+2b-2=-87

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Solution for 12b-9+2b-2=-87 equation:


Simplifying
12b + -9 + 2b + -2 = -87

Reorder the terms:
-9 + -2 + 12b + 2b = -87

Combine like terms: -9 + -2 = -11
-11 + 12b + 2b = -87

Combine like terms: 12b + 2b = 14b
-11 + 14b = -87

Solving
-11 + 14b = -87

Solving for variable 'b'.

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

Add '11' to each side of the equation.
-11 + 11 + 14b = -87 + 11

Combine like terms: -11 + 11 = 0
0 + 14b = -87 + 11
14b = -87 + 11

Combine like terms: -87 + 11 = -76
14b = -76

Divide each side by '14'.
b = -5.428571429

Simplifying
b = -5.428571429

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