Zoey borrowed some money from her friend in order to help buy a new video game system. Zoey agreed to pay back her friend $10 per week and originally borrowed $190. Make a table of values and then write an equation for L, in terms of t, representing the amount Zoey owes her friend after t weeks. PLLLZZZ HELP

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

What is the missing constant term in the perfect square that starts with x^2 -20x

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?