Bantuuuu tlolnggg tehh bangg

Bantuuuu tlolnggg tehh bangg

1. 3x-2= 7
3x = 7+2
3x= 9
x= 9/3
x= 3
2. 3(4x+1)+8= 11
12x+3= 11-8
12x = 3-3
12x = 0
x= 0
$(x + 2) leqslant 8 \ x + 2 leqslant 8 \ x leqslant 8 - 2 \ x leqslant 6$
4. 2x + 3<7
2x < 7-3
2x < 4
x < 2