Answer:
1: Sides
2: like terms
Step-by-step explanation:
For this case we have the following factorized expression:

Applying distributive property we have:

We add similar terms taking into account that: Equal signs are added and the same sign is placed.

ANswer:

To find the range you subtract the largest number from the smallest 20-13=7. To find the interquartile range you have to find the median of the data set. The median is 18.5, now there are two sets split in half. The median for the lower quartile is 14.5 and the median for the upper quartile is 19. Range=7 and IQR=18.5-14.5=4. IQR=4
Answer:
12
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
y/x=12/9=4/3
when y is 4 x is 3