Answer:
8. False.
11 and 13 are consecutive prime numbers, but 11 + 13 = 24 and 24 isn't prime.
9. True.
10. True.
11. True
12. False.

13. True.
Answer:
-22k - 67m
Step-by-step explanation:
You have to use the Distributive property:
8(k + m) - 15 (2k + 5m)
8k + 8m - 30k - 75m
Now simplify:
8k - 30k + 8m - 75m
-22k - 67m
Be careful with positives and negatives!
Hope this help!
Y+1=-3(x+2) .. hope this helps!
Answer:
3p + 12
Step-by-step explanation:
5p -3p + 9 + p + 3
Move around the parts of the equation
5p -3p + p + 9 + 3
Add positive 9 to positive 3
5p -3p + p + 12
Add positive p to negative 3p
5p -2p + 12
Combine positive 5p and negative 2p together
3p + 12
I Hope That This Helps! :)