Asap! : (

gus has a lunch food budget of $190 per month. he spends an average of $7 per day on lunch. which of the following equations represents how much money is left in his lunch budget after x days of buying lunch?
a. y = 190 - 7x
b. y = 7x - 190
c. y = 190 + 7x
d. y = 190x - 7

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon