I think it is 740 inches because 6ft and 2 inches is 74 inches in total and you multiply that by how many times the dog walked the fence (10 times) and you get 740 inches
Answer:
-2a-14b
Step-by-step explanation:
-2(3a+6b)+(4a-2b)
-6a-12b+4a-2b
-6a+4a-12b-2b
-2a-12b-2b
-2a-14b
I use box method to solve this...:
100x^2+34x+49
I hope you wanted the formula! :)