Rezolvați ecuația:2×(X+1)+3,4=5,98

Răspuns :

2*(x+1)+3,4=5,98<=>2x+2=5,98-3,4=>2x=2,58-2=0,58=>x=0,58/2=0,29

2•(x+1)+3,4=5,98

2(x+1)=5,98-3,4=2,58

[tex]x + 1 = \frac{2,58}{2} = 1,29 [/tex]

x=1,29-1=0,29