Mr. Brown purchased 15 concert tickets for a total of $200. The concert tickets cost $15 for adults and $10 for children under the age of 12. Write and solve a system of equations to represent the given scenario. Use the
variables "a" for adults and "c" for children.

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

Me find the value of x each figure.