Write application questions
Porters carry fish tanks for the glass factory. The two sides agreed that for each successful transport of a fish tank, 2 yuan, the porter, would be paid, and 30 yuan would be compensated for any damage. Two days later, the porter transported 200 fish tanks away and got a reward of 366 yuan, which showed the idea of solving the problem.
Question 1: 2X200-336
=400-336
=64 (yuan)
64(2+30)= 2 (piece)
200-2= 198 (piece)
A: He successfully carried the 198 fish tank.
Update 1: When n = 1
L.H.S. = 1£¿ + 2? = 9 R.H.S. = 1£¿ 3? Can you explain it to me? ...
Update 2: L.H.S. = 1? + 2? + 3? +...+ (2k)£¿ + (2k + 1)£¿ + (2k + 2)£¿ E is not clear