Question

afla numarul necunoscut:
b)x+4/5+2=58/13
c)3/4+5/6+65/24
d)29/6+1+2intreg 1/2+x=12

Answer 1

Răspuns:

b) x+4/5+2=58/13

x+4/7=58/13

x+4=7×58/13

x+4=406/13

x+4=406/13-4

x=406-52/13

x=354/13

x=28