Question

The
upstream speed of the
of the boat s 40 km / h
and the speed of the boat
boat in
in still water
is 55 km l her
what is
down stream
boat ?
the
Speed of the
.​

Answer 1

Answer:

I think you are 10 class student

Step-by-step explanation:

for down stream take (x+y)

for up stream take (x-y)

as I can feel we all have study pressure alot this year as of online class did not teach us a single word

iam not saying against anyone but best of luck broo

Answer 2

Answer:

$2q2 - 5p + 12from3p2 + 4p - 7$