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Rezolvati in R ecuatia.2(×+1)=3(5-×)

Răspuns :

Răspuns:

2x+2=15-3x

2x+3x=15-2

5x=13

x=13/5

[tex]2(x + 1) = 3(5 - x) \\ 2x + 2 = 15 - 3x \\ 2x + 3x = 15 - 2 \\ 5x = 13 \\ x = \frac{13}{5} [/tex]