Substitute 100 for c in one of the equations to find the value of a. What is the value of a?
Enter your answer as the correct value, like this: 42

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?

Drag each expression to the correct location on the solution. not all expressions will be used. consider the polynomial 8x + 2x2 - 20x - 5. factor by grouping to write the polynomial in factored form.

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge