Solve the equation a=m−n for n. A n=a−mn is equal to A minus m
B n=−m−an is equal to negative m minus A
C n=a+mn=a+m
D n=m−a

he spend 5.1 minutes chatting with his friends.

step-by-step explanation:

2/5+1/2=9/10

6/1-9/10=5.1

  the correct choice is marked

step-by-step explanation:

the first two graphs show multiple turning points. the last graphs matches the description in every detail.

tip $2.90

total $17.40