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Sebastian2004
a fost răspuns

Aflati numarul natural x stiind ca : 4(x+3)+2(2x-2)=5x+14.

Răspuns :

Dariafloriana
4x+12+4x-4=5x+14
8x+8=5x+14
8x-5x= -8+14
3x=6
x=6:3
x=2
[tex]\displaystyle 4(x+3)+2(2x-2)=5x+14 \\ 4x+12+4x-4=5x+14 \\ 4x+4x-5x=14-12+4 \\ 3x=6 \Rightarrow x= \frac{6}{3} \Rightarrow \boxed{x=2}[/tex]