To find out how many brothers they have, they need to multiply 4×1= 4
So there are 4 brothers.
I hope this helped :)
Answer:
10
Step-by-step explanation:
Here we go!
Slope Formula:

What we know: (-4, -52) and (-1, -22)
Plug in the numbers!

Fix it!

Add

Divide
(negative divided by a negative is a positive!!)
Slope is 10
Hope this helps!
The answer to 9!/3! Is 60480