b + 3.3 =8.9 What does [ b ] equal

Answer:
[tex]b=5.6[/tex]Step-by-step explanation:
Solve for ''b'' using inverse operations.
Remember that addition and subtraction are inverse operations, then for the given equation:
[tex]\begin{gathered} b+3.3=8.9 \\ b=8.9-3.3 \\ b=5.6 \end{gathered}[/tex]