Question

Step by step explanation:

12b - b =77

Answer 1

Answer:

Simplifying
12b + -1b = 77

Combine like terms: 12b + -1b = 11b
11b = 77

Solving
11b = 77

Solving for variable 'b'.

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

Divide each side by '11'.
b = 7

Simplifying
b = 7

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Answer 2

7

Explanation:

12b -b = 11b

11b = 77

Divide both sides by 11

b = 7