Answer:
Hello,
Answer <u>B</u>
Step-by-step explanation:
Since A=15*20+B and B<15
The max for B is 14
==> 300+14=314
First equation has extra 6s and this extra 6s=54-42=12
6s=12. s=2
6*2+10t=42 ........ 10t=30 t=3
- +=_
914-27=887
887 answer this fraction