Răspuns:
Explicație pas cu pas:
[2+(3*5-2/x)]÷3+3÷[2+(49÷7-2)÷5]=6
[2+(15-2x)]÷3+3÷[2+(7-2)÷5]=6
[2+(15-2x)]÷3+3÷(2+5÷5)=6
[2+(15-2x)÷3+3÷(2+1)=6
[2+(15-2x)]÷3+3÷3=6
[2+(15-2x)]÷3+1=6
[2+(15-2x)]÷3=6-1
[2+(15-2x)]=5*3
[2+(15-2x)]=15
(15-2x)=15-2
15-15+2=2x
2x=2
x=2/2
x=1