Пропорцией
35×(х+11)=81×70
35х+385=5670
35х=5670-385
35х=5285
Х=5285÷35
Х=151
Ответ:
81:35=(х+11):70
5670=35(х+11)
5670=35х+385
-35х=385-5670
-35х=-5285
х=151
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Verified answer
Пропорцией
35×(х+11)=81×70
35х+385=5670
35х=5670-385
35х=5285
Х=5285÷35
Х=151
Verified answer
Ответ:
81:35=(х+11):70
5670=35(х+11)
5670=35х+385
-35х=385-5670
-35х=-5285
х=151