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2xplus1supra5egalxplus2supra3 aj va rog va multumesc tuturor pt atentia acordata o zi buna



Răspuns :

[tex] \frac{2x+1}{5} = \frac{x+2}{3} <=> 3(2x+1) = 5(x+2) <=> 6x+3 = 5x+10\\ <=> 6x-5x = 10-3 => x = 7. \\Succes ![/tex]