Răspuns :
Răspuns:
Explicație pas cu pas:
[36÷(26-b)+29]÷5=7
[36÷(26-b)+29=7x5
[36÷(26-b)+29=35
36÷(26-b)=35-29
36÷(26-b)=6
26-b=36÷6
26-b=6
b=26-6
b=20
[36:(26-b)+29]=7×5
[36:(26-b)+29]=35
36:(26-b)=35-29
36:(26-b)= 6
26-b=36:6
26-b=6
b=26-6
b=20
Sper ca te.am ajutat