Answer:
x=-1/4
Step-by-step explanation:
this might be wrong
1)

2)

each of other angles measures 82.5 degrees
3)

4)sorry I don't know the last one
Well if you're asking for it to be in a fraction, then it's already in its simpliest form. but for a decimal, it would be 0.8833
Answer:
The last one, I think
Step-by-step explanation:
Answer:
C. the average total cost for the first month of a gym membership
Step-by-step explanation:
x=1 is for month 1,
the value of y includes 1-month fee and one off payment, so this is the average total for the first month of membership