1) 2.(4x+1)-1=-17
=> 2.(4x+1)= -16
=> 4x+1=-8
=> x=-\(\frac{9}{4}\)
2)|x+1|-16=-3
=> |x+1|=13
+) TH1: x+1=13
=> x=12
+) TH2: x+1=-13
=> x=-14
2(4x+1)-1=-17
8x+2=-16
8x=-14
x=-7/4
2)
/x+1/-16=-3
/x+1/=13
x+1=13
hoặc x+1=-13
+)x+1=13
x=12
+)x+1=-13
x=-14
Vậy x=12
x=-14