Answer:
16.5
Step-by-step explanation:
The number could be any multiple of nine that ends in 4 or 9, like 9, 54, 99, 144, etc.
Answer:
6d+49.8
If looking for d=8.316 but 6 is repeated
Step-by-step explanation:
2(2d+4)=-3(d+2)
4d+8=-3d-6
4d+3d=-6-8
7d=-14
d=-14/7
d=-2
