Answer:
[tex]\sf -21b+84[/tex]
Step-by-step explanation:
[tex]\sf 6(b+8)-9(3b-4)[/tex]
We'll use the distributive property to multiply 6 by b + 8, and -9 by 3b - 4.
[tex]\sf 6b+48-27b+36[/tex]
Combine like terms.
[tex]\sf -21b+48+36[/tex]
Add numbers.
[tex]\sf -21b+84[/tex]
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