Answer:
or 
Step-by-step explanation:
we have

step 1
Group terms that contain the same variable

step 2
Combine like terms

step 3
Eliminate parenthesis

step 4
Factor the number 

Answer:
C
Step-by-step explanation:
It's the only scatterplot that has a strong linear relationship.
In easier terms, it's in a straighter line than the other graphs.
I hope this helps!
Answer:

Step-by-step explanation:
I think the second Q on the base is R.
Then the side LM corresponds to the side PQ and the side LN corresponds to the side PR. Therefore we have the proportion:

Answer:
A and D
Step-by-step explanation:
71 inches per hour=180 centimeters per hour
Answer:
13: $53
14: 16
Step-by-step explanation:
13: 189-136=53
14: 80 divided by 5= 16