At a graduation dinner, an equal number of guests was seated at each of 5 large tables, and 7 late-arriving guests were seated at a smaller table. There were 57 guests in all. If n represents the number of people seated at each of the large tables, what equation could you use to find the value of n?​

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?