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4 . ( X +1 ) > 80
rezzz inecuatia


Răspuns :

4×(x+1)>80
x+1>80÷4
x+1>20
x=20-1
x=19
x poate fi:0,1,2,3,,4,5,6,7....,18

x+1>80
x>80-1
x>79
.................