glitterforever2739
27.11.2019 •
Mathematics
Which inequality is equivalent to 2c+(3c-4)=25
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Ответ:
c=29/5
Step-by-step explanation:
2c+(3c-4)=25
2c+3c-4=25
5c-4=25
5c=25+4
5c=29
c=29/5
Ответ:
[1]+[-2]=[-1]
[-4]+[6]=[2]
[3]+[-2]=[1]
[5]+[4]=[9]
So, this leaves us with the final matrix of
[-1 2]
[1 9]