Answer:
3.75
Step-by-step explanation:
You take your 15 feed and divide it by 4 for the four pieces she cuts the rope into giving you with each section of the cut rope being 3.75 in.
No solution
11+3c-7=6c+5-3c
3c+4=3c+5 cancel 3c on both sides
4=5 no solution
0.3673193677
720
Calculator is good when you are lazy by the way :)