7.5х-2.46х=78.3+124.56
5,04х=202,86
х=202,86:5,04
х=40,25
7,5х-2,46х=78,3+124,56
5,04x = 202,86
x = 40,25
ответ: х = 40,25.
7.5х-2.46х=78.3+124.56
5,04х=202,86
х=202,86:5,04
х=40,25
7,5х-2,46х=78,3+124,56
5,04x = 202,86
x = 40,25
ответ: х = 40,25.