3b+6=b+12

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Solution for 3b+6=b+12 equation:


Simplifying
3b + 6 = b + 12

Reorder the terms:
6 + 3b = b + 12

Reorder the terms:
6 + 3b = 12 + b

Solving
6 + 3b = 12 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
6 + 3b + -1b = 12 + b + -1b

Combine like terms: 3b + -1b = 2b
6 + 2b = 12 + b + -1b

Combine like terms: b + -1b = 0
6 + 2b = 12 + 0
6 + 2b = 12

Add '-6' to each side of the equation.
6 + -6 + 2b = 12 + -6

Combine like terms: 6 + -6 = 0
0 + 2b = 12 + -6
2b = 12 + -6

Combine like terms: 12 + -6 = 6
2b = 6

Divide each side by '2'.
b = 3

Simplifying
b = 3

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