Răspuns :
4x²+4x+1-2x+10+6=3x²+3x+x²-2x+1+244x²+2x+17=4x²+x+242x-x=24-17
x=7
x=7
4x² +4x+1 -2x +10 +6= 3x² +3x +x²-2x+1 +23
4x² +2x +17= 4x² +x +24
2x+17=x+24
2x-x=24-17
x=7
4x² +2x +17= 4x² +x +24
2x+17=x+24
2x-x=24-17
x=7