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Isapsloredana
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X(x+5)-(x-2)(x+3)=3(x+1)-11

Răspuns :

Jul
x(x+5)-(x-2)(x+3)=3(x+1)-11
x²+5x-(x²+x-6)=3x+3-11
x²+5x-x²-x+6-3x+8=0
x+14=0
x=-14
[tex]x(x+5)-(x-2)(x+3)=3(x+1)-11 \\ x^2+5x-(x^2+3x-2x-6)=3x+3-11 \\ x^2+5x-x^2-3x+2x+6=3x+3-11 \\ x^2+5x-x^2-3x+2x-3x=3-11-6 \\ x=-14[/tex]