как решить уравнение 73у-у-22у+40=190. Created by lisa2005tmn. matematika-ru

как решить уравнение 73у-у-22у+40=190...

ZarinaKS 73у - у - 22у +40 = 190
(73у - 1у - 22у) + 40 = 190
50у= 190 - 40
50у=150
у= 150 : 50
у=3
проверим:
73 * 3 - 3 - 22 * 3 + 40 =190
3 * (73 - 1- 22) + 40 = 190
3 * 50 + 40 = 190
150 +140 = 190
190 = 190

10 votes Thanks 13

inzhu2003 72у-22у=150

inzhu2003 50у=150

inzhu2003 у=3

zhenyaM2002

Verified answer

50y+40=190
50y=190-40
y=150/50=3

24 votes Thanks 47

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