31Dec

помогите пж 55-y×10=15

Pompeya Химия 2 14

помогите пж 55-y×10=15

Posted by Pompeya | Posted at Dec 31, 2013 | Categories: Химия

Answers

goldencobra
goldencobra

55-у×10=15 у×10=55-15 у×10=40 у=40:10 у=4

Dec 31, 2013 22:48
antony2010
antony2010

55-у×10=15 -10у=15-55 -10у=-40 у=-40/-10 у=4

Dec 31, 2013 22:49

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