Question

Как проверку?
7,5х-2,46х=78,3+124,56

5,04x = 202,86

x = 40,25

Answer 1

7,5х - 2,46х = 78,3 + 124,56
5,04х = 202,86
х = 202,86 : 5,04
х = 40,25
________________________
7,5*40,25 - 2,46*40,25 = 78,3 + 124,56
301,875 - 99,015 = 202,86
202,86 = 202,86
Ответ: х = 40,25

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