3(b+1)=12

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Solution for 3(b+1)=12 equation: 


Simplifying
3(b + 1) = 12

Reorder the terms:
3(1 + b) = 12
(1 * 3 + b * 3) = 12
(3 + 3b) = 12

Solving
3 + 3b = 12

Solving for variable 'b'.

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

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

Combine like terms: 3 + -3 = 0
0 + 3b = 12 + -3
3b = 12 + -3

Combine like terms: 12 + -3 = 9
3b = 9

Divide each side by '3'.
b = 3

Simplifying
b = 3

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