The answer is none I’m pretty sure
Answer:
i recommend you watch videos on youtuube about equations and take notes.
Step-by-step explanation:
You mean, what is this number?
we can rephrase it like this: the sum of a number x and 8 is 15
which is:
x+8=15
we subtract 8 from both sides and we get
x=7
so the answer is 7.
The answer is D (y+10)(y-6)
because