Answer:
CE = 10.
Step-by-step explanation:
EC / 25 = 6/15
EC = 25*6/15
EC = 10
70/29 or 2 12/29
66.69
You start off with -3.9 x -5.7 which gives you a positive, and that positive is 22.23, then you multiply that number by 3, and you get 66.69.
