Find a math problem. Use the knowledge of grade three to answer it A "harmony" EMU running on Hainan east ring high-speed railway has 6 sections of first-class and Second-class car phases. There are 496 seats in total, including 64 seats for each first-class car phase and 92 seats for each Second-class car phase?

Find a math problem. Use the knowledge of grade three to answer it A "harmony" EMU running on Hainan east ring high-speed railway has 6 sections of first-class and Second-class car phases. There are 496 seats in total, including 64 seats for each first-class car phase and 92 seats for each Second-class car phase?

If there are x first class cars, then there are y second class cars
According to the question: x + y = 6,64x + 92y = 496
The solution is: x = 2, y = 4
Answer: there are 2 first class cars and 4 second class cars