So just try it for x=1 how many will get for y
y+3=2(x-1) for x = 1 will get y+3 =2(1-1) so y+3=2*0 so y+3=0 so y=-3
x=1
y=-3 so choice A.(1,-3) is right sure
hope this will help you
Answer:
1) not a function
2) Function
3) Function
Step-by-step explanation:
Answer:

Step-by-step explanation:

-12 degree F + 19 + 19 + 19 = 49 degree F
I think the answer is 49 degree F...
Answer:

Step-by-step explanation:
This equation can simply be solved by adding 15 to both sides.
To graph, draw a closed point at the center of the line and darken the area to the right of it.