Реши уравнение а*4+329=9557 5364-d*7=2578
A * 4 + 329 = 9557 4a = 9557 - 329 4a = 9228 a = 9228 / 4 а = 2307 5364 - d * 7 = 2578 7d = 257 - 5364 7d = 2786 d = 2786 / 7 d = 398