2. (100 + x) = 400200+ (6 + 400) = 1 000700:y - 2 - вопрос №1116221521004002006400100070025800300600 от таня43564 26.12.2020 08:03

Question

Математика: 2. (100 + x) = 400200+ (6 + 400) = 1 000700:y - 2 = 5(800 + x) - 300 = 600​

таня43564 · Answer

100+х=400:2100х=200х=2700:у=5+2у=100800+х=600+300800+х=900х=900-800х=100...

2. (100 + x) = 400200+ (6 + 400) = 1 000700:y - 2 = 5(800 + x) - 300 = 600​