Identify Operation: Identify the operation needed to isolate b. In the inequality b+6<9, 6 is being added to b. To isolate b, we should use subtraction.
Subtract 6: Subtract 6 from both sides of the inequality to solve for b.b+6<9b+6−6<9−6b<3
More problems from Solve one-step linear inequalities: addition and subtraction