Answer:
1.7 xy +2yx + 4xy +5 =13xy+5
2.5x^2 y+3xy^2+x^2 y==6x2y+3xy2
Step-by-step explanation:
Answer:
9:59
Step-by-step explanation:
all you have to do is add the hours to the hours and the minutes to the minutes but if you get a number over 60 in the minutes section then you need to subtract 60 from that side until get a number under 60 then you add however many times you did that to the hours
Answer:
this may be wrond but I think it is -12 m/s
Step-by-step explanation:

The answer would be 25.75.