Răspuns :
6x(x-3)=48
6*x-6*3=48
6x-6*3=48
6x-18=48
6x=48+18
6x=66
x=66/6
x=11 Raspuns:11
6*x-6*3=48
6x-6*3=48
6x-18=48
6x=48+18
6x=66
x=66/6
x=11 Raspuns:11
=3(x la puterea 2-6x+9)=48
=3x la puterea 2-18x+27=48
3x la puterea 2-18x=27+48
3x la puterea 2-18x=75
=3x la puterea 2-18x+27=48
3x la puterea 2-18x=27+48
3x la puterea 2-18x=75