(x-1)³=-8 1/4(2X+3)³=54

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(x-1)³=-8 1/4(2X+3)³=54

x-1=-2 (2X+3)³=216
x=-1 2x+3=6
x=3/2

(X-1)³=-8                 
X-1=-2
X=-2+1
X=-1
(2X+3)³=216
2X+3=6
2X=3
X=3/2