Answer:
6y + 4x = 18 5/6
Step-by-step explanation:
-2x+5y=19
y= -5/6x - 1/6
Combine the xs
Combine the ys
Combine the whole numbers
6y + 4x = 18 5/6
As 100%=1.0
8%=0.08
8.25%= 0.0825
There are 3 shorter boards because if you divide 27 by 9 it equals 3.