Answer:
4h/5
Step-by-step explanation:
la respuesta es A. 3x - 3
we have
10 3/11 + 3 9/11=(10+3)+(3/11+9/11)=13+(12/11)=13=(13=(
now, there are 12 months in a year, so 18 months is really 18/12 of a year, thus