3b+8=12-b

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Solution for 3b+8=12-b equation:


Simplifying
3b + 8 = 12 + -1b

Reorder the terms:
8 + 3b = 12 + -1b

Solving
8 + 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.
8 + 3b + b = 12 + -1b + b

Combine like terms: 3b + b = 4b
8 + 4b = 12 + -1b + b

Combine like terms: -1b + b = 0
8 + 4b = 12 + 0
8 + 4b = 12

Add '-8' to each side of the equation.
8 + -8 + 4b = 12 + -8

Combine like terms: 8 + -8 = 0
0 + 4b = 12 + -8
4b = 12 + -8

Combine like terms: 12 + -8 = 4
4b = 4

Divide each side by '4'.
b = 1

Simplifying
b = 1

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