Answer:
12705
Step-by-step explanation:
The problem could be solved in two different methods:
1:
231×(55)=12705
2.
231×40+231×15=9240+3465=12705
20 dogs are at the shelter.
Step-by-step explanation:
Below is an attachment containing the solution.
First one; substitute x into the equation and see if the result equal y in the coordinate