Question

20. Rezolvaţi în Q ecuațiile:
a)x+1/4=5/6
b)x-2/3-1/2=5/6​

Answer 1

Răspuns:

a) x+1/4=5/6

x=²⁾5/6-³⁾1/4

x=10/12-3/12

x=7/12

__________

b) x-2/3-1/2=5/6

x=5/6+²⁾2/3+³⁾1/2

x=5/6+4/6+3/6

x=13/6