-2(y-3)=22
-2y+6=22
-2y=16
y=-8
Answer:
B. 1/392 cubic yard
Step-by-step explanation:
The volume is the product of base area and height:
V = Bh = (1/28 yd²)·(1/14 yd) = 1/(28·14) yd³ = 1/392 yd³
The number is 90. 20% of 90 of 18, and 90 decreased by 18 is 72.