The factors of 14 are 1,2,7, and 14. The prime number are 2 and 7.
There is no solution for the first one
if you eliminate y you get 2 equations
-13x - 13z = -25
-13x - 13x = -15
- there is no solution to theses
a23 means the element in the second row and the 3rd column
so its -5
Answer:


Step-by-step explanation:
l = Length = 
w = Width = 
Area is given by

Area of the room is
.
If 
Area of the room

So, the amount of carpet needed would be
.
For this case we must find an expression equivalent to:
By definition of power properties we have to meet:

So, rewriting the expression we have:

Answer:
Option B

Answer: 385 cm
Step-by-step explanation: V= l*w*h
V= 7*5*11
= 385