Answer:
77
Step-by-step explanation:
Add the numbers together, then divide them to how much numbers are there.
74 + 75 + 80 + 76 + 75 + 81 + 78 = 539
Since there are 7 numbers, you divide 539 by 7.
539/7 = 77
Step-by-step explanation:
<h3>you need to not use it in korean i don't understand</h3>
Use cross multiplication:
12*6=8*x
Then solve from there
Answer:
b
Step-by-step explanation:
1. find the slope
y2-y1/x2-x1
-3-1=-4
4-2=2
=-2-------this is our slope
point slope equation
y-y1=m(x-x1)
y+3=-2(x-4)