Answer:
Here you go
Step-by-step explanation:
61 yeas old
180 is dividable by 3 evenly into 60. If you remove 1 from one of the 60's and add it to another 60, the order is now 59,60,61. So the oldest friend is 61 years old
3/1/5
3×5/1
15/1
15 you don't need diagram
3 possible outcomes I think
x < 3
