Answer:
I think you may have forgot to put in the rest of the question mate
Step-by-step explanation:
R = 4x + 8y
-8y = 4x - R
-8y = 4(4) - 32
-8y = 16 - 32
-8y = -16
we divide through by -8
so now
y = 2
Hope this will help
40 5x4 20 20x2 40
