-12=12b-84

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Solution for -12=12b-84 equation:


Simplifying
-12 = 12b + -84

Reorder the terms:
-12 = -84 + 12b

Solving
-12 = -84 + 12b

Solving for variable 'b'.

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

Add '-12b' to each side of the equation.
-12 + -12b = -84 + 12b + -12b

Combine like terms: 12b + -12b = 0
-12 + -12b = -84 + 0
-12 + -12b = -84

Add '12' to each side of the equation.
-12 + 12 + -12b = -84 + 12

Combine like terms: -12 + 12 = 0
0 + -12b = -84 + 12
-12b = -84 + 12

Combine like terms: -84 + 12 = -72
-12b = -72

Divide each side by '-12'.
b = 6

Simplifying
b = 6

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