👤


4X+7=3(X+5)-2
4(x+6)+6=15+7x
13x-2=3(3X+2)
7x-3X+11=5(X+1)-2
8x+3(x+1)=4x+10


Răspuns :

4x+7=3(x+5)-2 4x+7=3x+15-2 4x-3x=15-2-2 X=6