Answer:
Your answer.
X = 176.15
Y = 252.3
X = student
Y= Non student
Thank you. And give my answer as Brainlist answer. Follow me for more
Step-by-step explanation:
I believe it would be A because it says that the mean time is 6.7 and the standard time is 2.2
6+(-5) is the same as 6-5 because when adding negative 5 to 6 you are basically subtracting a regular 5 from 6. So the + in front of the parenthesis makes the 5 a positive: 6+(-5) —— 6-5
d) x=-12 because x/-3=4 can be rearranged as x=4x-3 so x=-12
Answer: 18.66km
step by step:
2.41km + 15.8 km + 0.45 km
= 18.66 km
