12+9b+6+6b=7b+5b

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Solution for 12+9b+6+6b=7b+5b equation:


Simplifying
12 + 9b + 6 + 6b = 7b + 5b

Reorder the terms:
12 + 6 + 9b + 6b = 7b + 5b

Combine like terms: 12 + 6 = 18
18 + 9b + 6b = 7b + 5b

Combine like terms: 9b + 6b = 15b
18 + 15b = 7b + 5b

Combine like terms: 7b + 5b = 12b
18 + 15b = 12b

Solving
18 + 15b = 12b

Solving for variable 'b'.

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

Add '-12b' to each side of the equation.
18 + 15b + -12b = 12b + -12b

Combine like terms: 15b + -12b = 3b
18 + 3b = 12b + -12b

Combine like terms: 12b + -12b = 0
18 + 3b = 0

Add '-18' to each side of the equation.
18 + -18 + 3b = 0 + -18

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

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

Divide each side by '3'.
b = -6

Simplifying
b = -6

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