Răspunsuri

2014-10-08T16:22:53+03:00
4x(x+1)-2=26
4*x*x+1-2=26
4*2x+1-2=26
8x+1-2=26
8x+1=28
8x=27
x=3,375
2014-10-08T17:05:30+03:00
4*(x+1)-2=26      4*x*x+1-2        4*2x+1-2      8x+1=26       8x+1=28

8x=27     x=3,375