Answer:
-x
Step-by-step explanation:
12x-13x is -1x which can also be written as -x
Answer:
4
Step-by-step explanation:

Cost per metre = Rs. 5
Total cost = Rs. 2000
Then total length of the fence = Rs.2000/Rs.5
= 400 metre
Total length of the fence = 400 metre
The original price was $107.96. You multiply 53.98 and 2 to get your answer