3(b+4)=18+b

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Solution for 3(b+4)=18+b equation:


Simplifying
3(b + 4) = 18 + b

Reorder the terms:
3(4 + b) = 18 + b
(4 * 3 + b * 3) = 18 + b
(12 + 3b) = 18 + b

Solving
12 + 3b = 18 + 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.
12 + 3b + -1b = 18 + b + -1b

Combine like terms: 3b + -1b = 2b
12 + 2b = 18 + b + -1b

Combine like terms: b + -1b = 0
12 + 2b = 18 + 0
12 + 2b = 18

Add '-12' to each side of the equation.
12 + -12 + 2b = 18 + -12

Combine like terms: 12 + -12 = 0
0 + 2b = 18 + -12
2b = 18 + -12

Combine like terms: 18 + -12 = 6
2b = 6

Divide each side by '2'.
b = 3

Simplifying
b = 3

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