Answer:
false
Step-by-step explanation:
![\left[\begin{array}{c}-4\end{array}\right] +\left[\begin{array}{c}7\end{array}\right] =\left[\begin{array}{c}3\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bc%7D-4%5Cend%7Barray%7D%5Cright%5D%20%2B%5Cleft%5B%5Cbegin%7Barray%7D%7Bc%7D7%5Cend%7Barray%7D%5Cright%5D%20%3D%5Cleft%5B%5Cbegin%7Barray%7D%7Bc%7D3%5Cend%7Barray%7D%5Cright%5D)
Both of the matrices are 1 x 1 ("one by one"), so they can be added to produce a 1 x 1 matrix.
To add (or subtract) two matrices, they must be the same size.
(m x n) + (m x n) = (m x n)
m x n means a matrix has m rows and n columns. Dimensions are always named in that order: rows, then columns.
Answer:
21/2
Step-by-step explanation:
The answer can be determined by substracting the lengrh of the woodland trail from the Marsh trail
- 


converting the fraction to its simplest form gives 21/2
Answer:
I dont really know
Step-by-step explanation:
Answer:
4 kilometers.
Step-by-step explanation:
Answer:
A. 
B. 
C. 
Step-by-step explanation:
For A pick a fraction that is less than a whole number.
For B pick a fraction that is a whole number.
For C pick a fraction that is greater than a whole number.