Answer:
20
25
10
Step-by-step explanation:
Then...
8x+y=12
8x+3 = 12
-3 -3
---- ----
8x = 9
---- ----
8 8
x = 9/8
Hope this helps! :) Good luck
Answer:
a) P(gray slice) = Number of grayscale/Total no. favorable chances = 
b)P(gray slice less than 9) = 
2827.43 in² should be your answer.