12b+6(3-b)=b+3

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Solution for 12b+6(3-b)=b+3 equation:


Simplifying
12b + 6(3 + -1b) = b + 3
12b + (3 * 6 + -1b * 6) = b + 3
12b + (18 + -6b) = b + 3

Reorder the terms:
18 + 12b + -6b = b + 3

Combine like terms: 12b + -6b = 6b
18 + 6b = b + 3

Reorder the terms:
18 + 6b = 3 + b

Solving
18 + 6b = 3 + 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.
18 + 6b + -1b = 3 + b + -1b

Combine like terms: 6b + -1b = 5b
18 + 5b = 3 + b + -1b

Combine like terms: b + -1b = 0
18 + 5b = 3 + 0
18 + 5b = 3

Add '-18' to each side of the equation.
18 + -18 + 5b = 3 + -18

Combine like terms: 18 + -18 = 0
0 + 5b = 3 + -18
5b = 3 + -18

Combine like terms: 3 + -18 = -15
5b = -15

Divide each side by '5'.
b = -3

Simplifying
b = -3

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