3b-4=-b+12

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Solution for 3b-4=-b+12 equation:


Simplifying
3b + -4 = -1b + 12

Reorder the terms:
-4 + 3b = -1b + 12

Reorder the terms:
-4 + 3b = 12 + -1b

Solving
-4 + 3b = 12 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
-4 + 3b + b = 12 + -1b + b

Combine like terms: 3b + b = 4b
-4 + 4b = 12 + -1b + b

Combine like terms: -1b + b = 0
-4 + 4b = 12 + 0
-4 + 4b = 12

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

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

Combine like terms: 12 + 4 = 16
4b = 16

Divide each side by '4'.
b = 4

Simplifying
b = 4

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