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a fost răspuns

2(x+3)+3x<sau=26 x nu inseamna ori

Răspuns :

2(x+3)+3x<sau=26x
2x+6+3x<sau=26x
5x+6<sau=26x
6< sau =26x-5x
6< sau =21x

6<26x
2(x+3)+3x < /=26=> 2x+6+3x </= 26 => 5x < /= 20 /÷5 => x</=4