Answer:
-8y-67
Step-by-step explanation:
-7(y+9)-(y+4) distribute
-7y-63-y-4 combine like terms
-8y-67
i believe this is the right answer :D
The formula of the length of the segment AB:

We have:

Substitute:

Answer:
B) 10.
Answer:
Step-by-step explanation:Knowing that
There are 26 black cards and 26 red ones. Face card consists of jack (J), queen (Q), king (K). There are (26-6)=20 non face red cards. “Either ... or ...” here means bundle of both kinds of cards.
So, there are (26+20)=46 expected cards.
If you also ask for the probability, so the probability of the question asking above is equal to
23/26
Answer:
D) (x+2) (x+2)
Step-by-step explanation:
Answer:
A weak negative correlation
Step-by-step explanation:

where,



This represents a weak negative correlation