Question

54-x:8=90-43Решите уравнение

Answer 1

54-х:8=90-43
54-х:8=47
х:8=54-47
х:8=7
х=7*8
х=56
54-56:8=90-43=54-7=90-43=47=47

Answer 2

54-х:8=90-43
54-х:8=47
х:8=54-47
х:8=7
х=7×8
х=56