Answer:
y=mx+b
3=slope
1=y coordinate
-8=x coordinate
b=y intercept
Substitute m for 3
y=3x+b
Next, substitute the coordinate values
1=3(-8)+b
Solve
1=-24+b
+24 +24
25=b
Now substitute b and m for their respective values
y=3x+25
Step-by-step explanation:
D) . -100 is the answer, but if you do it the calculator wayy it's likee thiss,
the way i waa taught wass this beloww ↓
20 1
__ / ( -_ )
1 5
that will givee youu, -0.2 witch leadss too -100
-hope this helps .
This is easy!
The overall amounts of flips is 32, which puts it on the bottom. It gave you a number of times you flipped it and received 8.
Giving us 8/32
which is 1/4 and in percentage form it is 25%
Solution :
Group Before After
Mean 693.75 743.75
Sd 155.37 143.92
SEM 54.93 50.88
n 8 8
Null hypothesis : The preparation course not effective.

Alternative hypothesis : The preparation course is effective in improving the exam scores.
(after - before)