Mike works part-time at a grocery store, He also mows law to earn some extra money. He earns $9.50 at the grocery store and $12 an hour for mowing lawns. He worked for a total of 40 hours last week and made $430.
Which system of equations best represents the relation between the number of hours work at the grocery store (X) and the number of hours
he spent mowing lawns (y) last week?
b
Ос
Od
12x + 9.5y = 430 x + y = 40
9.5x+12y = 430 x + y = 40
12x - 9.5y = 430 x + y = 40
9.5x - 12y = 430 x + y = 40