[3b-2]=7

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Solution for [3b-2]=7 equation:


Simplifying
[3b + -2] = 7

Reorder the terms:
[-2 + 3b] = 7

Remove brackets around [-2 + 3b]
-2 + 3b = 7

Solving
-2 + 3b = 7

Solving for variable 'b'.

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

Add '2' to each side of the equation.
-2 + 2 + 3b = 7 + 2

Combine like terms: -2 + 2 = 0
0 + 3b = 7 + 2
3b = 7 + 2

Combine like terms: 7 + 2 = 9
3b = 9

Divide each side by '3'.
b = 3

Simplifying
b = 3

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