Which system of equations below has infinitely many solutions? A) y = –3x + 4 and y = –3x – 4
B) y = –3x + 4 and 3y = –9x + 12
C) y = –3x + 4 and y = Negative one-thirdx + 4
D) y = –3x + 4 and y = –6x + 8

The two-way frequency table below shows data on playing a sport and playing a musical instrument for students in a class.

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?