Answer:2m^2+mn+2m+9n-3
Step-by-step explanation:
m(2+n-m)+3(3n+m^2-1)
open brackets
2m+mn-m^2+9n+3m^2-3
Collect like terms
3m^2-m^2+mn+2m+9n-3
2m^2+mn+2m+9n-3
given that - 1 hour = 60 min
then, 25 60
then, we cut it from the table of 5 !!
therefore, 5:12
Answer:
6.79
Step-by-step explanation:
the 9 in the thousand makes the 8 in the hundredth place go up
Answer:
it's 70°
Step-by-step explanation:
well first by vertical angles we know that
( I don't know how to put the symbol xd)
and given we know that

solving for x
we know that

and now for 

The relative frequency of drawing a 4 is 25%.
A relative frequency gives us the fraction of times an event occurs.
Kenneth drew the 4 card 4 times out of 16 draws; this gives us 4/16 = 1/4 = 25%.