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Mireluș009
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5•[2•(3x+2)-11]+2=27

Răspuns :

BlackBook
[tex]5*[2*(3x+2)-11]+2=27 \\ 5*[2*(3x+2)-11]=27-2=25 \\ 2*(3x+2)-11= \frac{25}{5} =5 \\ 2*(3x+2)=11+5=16 \\ 3x+2= \frac{16}{2} =8 \\ 3x=8-2=6 \\ x= \frac{6}{3} =2 \\ BlackBook[/tex]
Lolhm
5x[2x(3X+2)-11]=25
2x(3X+2)-11=5
2x(3X+2)=16
3x=8-2
x=2