Answer:
Step-by-step explanation:
line graph- the decrease of attendance
bar graph-the number of students who participate in different sports
line plot-the list of heights of a group of 80 adults
steam and leaf plot- the number of dogs for students
Answer:

Step-by-step explanation:

Combine 

Combine the bottom, too.

Apply the fraction rule

Cancel

Therefore, 
Answer:
x+y≤14
10x+5y>100
Step-by-step explanation:
Got it right! Hope this helps!
Answer:
I'm very very sorry I cannot help you I wish I could help sorry bud.