PLEASE HURRY! I'LL GIVE BRAINLIEST

James reads at a constant rate that allows him to read 4 chapters each week. He begins reading a book that has 42 chapters. Which equation models the number of chapters James still has left to read, y, after x days?


y=42-4/7x

y=42-7x

y=42-4x

y=42-7/4x