4 Bus stops... I hope this helped
The keyword is "sum" which tells you x, y, and z are being added. One half of the sum means that the sum of the three numbers is going to be divided by 2.
x + y + z
------------
2
Answer:
he made the error in step 2
Step-by-step explanation:
Answer:
z=-y-11
Step-by-step explanation:
let's take out the parenthesis
-z-11=y
Now put 11 on the other side
-z=y+11
Then make z positive
z=-y-11
Answer: 12
Step-by-step explanation: Since 11 is ruled out, answer is 12 people
