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Given Equation:

-2b + 3 = b - 9

To Find:

The value of b.

Solution:

-2b - b = -9 - 3

or, -3b = -12

or, b = -12/-3

or, b = 4

Answer:

The value of b is 4.

Answer:

b=4

Explanation:

1. Add 2b to each side:  3=3b-9

2. Add 9 to each side: 12=3b

3. Divide by 3: b=4