Ответ:
28
Пошаговое объяснение:
2x + 3x + 60 = 200
5x = 140
x = 140 : 5
x = 28
2х+3(х+20)=200
2х+3х+60=200
5х=140
х= 28
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Answers & Comments
Ответ:
28
Пошаговое объяснение:
2x + 3x + 60 = 200
5x = 140
x = 140 : 5
x = 28
Verified answer
2х+3(х+20)=200
2х+3х+60=200
5х=140
х= 28