-5z + 4n + 18z -10n
Combine like-terms
13z -6n
Your answer is A.) 13z - 6n.
No, you can't. Here's two different data sets with a mean of 123:
{3, 33, 333}
{122, 123, 124}
The range of the first set is 330, and the range of the second set is 2. These are very different ranges, so you can't assume that the ranges of the two data sets are about the same.
15 which I think is to the nearest tenths
Answer:
Scalene
Step-by-step explanation:
Because all of the sides are different lengths
