Answer:
-7-5a
Step-by-step
i simplified it if thats what it meant
This is an arithmetic series, so we know, that:
Sum = (First term + Last term) * Number of terms /2
Here we have:
First term = 33
Last term = 104
Number of terms = 104 - 33 + 1 = 72
and
Answer:
1 I think its 1.267000000
Step-by-step explanation:
100+16=116 is the right answer
If he took 5 steps forward and then 5 steps backwards he would be at his starting position