You need at least $535 to go on a trip to california. you have already saved $200. you decide to save an additional $25 per week. which inequality shows the number of weeks, w, you need to save to be able to go on the trip?

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years