Answer:
Two negatives together get a positive
Step-by-step explanation:
-9-(-4)
-(-4)
+4
Answer:
30 minutes
Step-by-step explanation:
She plays 1/2 of a song in 1/4 of a minute so that would be 15 minutes because if you divide 60 by 4 you would get 15. You would multiply 15 by 2 because if she plays a full song you multiply 1/2 by 2 to get a whole. So she will need 30 minutes to play a full song
Answer:
It means the factor that we multiply by itself three times to get that number.
Answer:
Dop
Step-by-step explanation:
Calculus
(x-4)•2 < 9
the difference between x and 4 means to subtract
and twice that means to double or times by 2
and all that’s LESS than 9
so the sign opens up towards the 9
