12[b+2]=8[b+5]

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Solution for 12[b+2]=8[b+5] equation:


Simplifying
12[b + 2] = 8[b + 5]

Reorder the terms:
12[2 + b] = 8[b + 5]
[2 * 12 + b * 12] = 8[b + 5]
[24 + 12b] = 8[b + 5]

Reorder the terms:
24 + 12b = 8[5 + b]
24 + 12b = [5 * 8 + b * 8]
24 + 12b = [40 + 8b]

Solving
24 + 12b = 40 + 8b

Solving for variable 'b'.

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

Add '-8b' to each side of the equation.
24 + 12b + -8b = 40 + 8b + -8b

Combine like terms: 12b + -8b = 4b
24 + 4b = 40 + 8b + -8b

Combine like terms: 8b + -8b = 0
24 + 4b = 40 + 0
24 + 4b = 40

Add '-24' to each side of the equation.
24 + -24 + 4b = 40 + -24

Combine like terms: 24 + -24 = 0
0 + 4b = 40 + -24
4b = 40 + -24

Combine like terms: 40 + -24 = 16
4b = 16

Divide each side by '4'.
b = 4

Simplifying
b = 4

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