
Step-by-step explanation:

When x = -1
Substitute x = -1 into y = 2x
y = 2(-1)
y = -2
( -1, -2)
When x = 3
Substitute x = 3 into y = 2x
y = 2(3)
y = 6
( 3, 6)
Answer:
What are the following?
Step-by-step explanation:
About 10 to 12 students did not finish
Add up all the numbers & divide by the number of numbers. That should give you the mean.
42 degrees. Comment down if you need the explanation why