A fitness center charges a $20 fee for monthly membership and $1.50 per visit for each visit over 30 per month. If x>30, which function represents the cost of a one-month membership with x visits within the month? plz help thank you! will give

what

the answer is 8.64

step-by-step explanation:

an = 22 + (n-1) *6

110 seats

step-by-step explanation:

an=a1+(n-1)(d)

a1 = 22   this is the first item in the sequence

d =6   this is how the sequence goes up

a)   an = 22 + (n-1) *6

b) a12 = 22 + (12-1) *6

    a12 = 22+11*6

  a12 = 22 +88

  a12 = 110