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x+2intreg 5supra12=5intreg 3supra4


Răspuns :


[tex]x + 2 \frac{5}{12} = 5 \frac{3}{4 } [/tex]
[tex]x + \frac{29}{12} = \frac{23}{4} [/tex]
[tex] x + \frac{29}{12} = \frac{69}{12} [/tex]
[tex]x = \frac{40}{12} [/tex]
[tex]x = \frac{10}{3} [/tex]

x+2intreg 5supra12=5intreg 3supra4
x+(2
×12+5)/12=(5×4+3)/4
x+29/12=23/4
x=23/4 - 29/12   aducem la acelasi numitor in partea dreapta....12
x=69/12 - 29/12
x=40/12  simplificam cu 2
x=20/6  simplificam cu 2
x=10/3