The Schwartz family spent a total of $111.75 for Internet service for 3 months. Eachmonth they received $5.50 as a credit on the bill. Which equation and solution showsthe cost of their monthly Internet service before the credit?
A
; the monthly Internet service is $31.75
B
; the monthly Internet service is $42.75
C
; the monthly Internet service is $42.75
D
; the monthly Internet service is $31.75