Answer:
Multiplay 30 by 5 Then multiply five-by-five then Multiply 20 by 5 Then take away your answer
Add 4/5 and 1/5 to make 5/5 or 1 mile the subtract 1 from 2 1/2 to equal 1 1/2 miles
Y because if you add them you will get 10x =-10
The y will be eliminated because you have positive 3 -4