The correct pair is a. Hope that helped!
Answer:
Final answer is x=90, 
Step-by-step explanation:
Given equations are:
-x-4y=37 ...(i)
-2x-4y=-53 ...(ii)
multiply (ii) by -1
2x+4y=53 ...(iii)
Add (i) and (iii)
x=90
plug value of x=90 into (i)
-x-4y=37
-90-4y=37
-4y=37+90
-4y=127

Hence final answer is x=90, 
This confused me because there’s 7 students ?? but is it Abe because it starts with and a and is 3 letters???
Answer:
10ft
Step-by-step explanation:
The bottom length is 16 and the top length is 6, so you would do 16-6 to get the missing value.
Answer:
2563 (square root)in^2
Step-by-step explanation:
i took the test