Question

REZOLVATIMI SI MIE ASTA VA ROGGGGG: 1+{2x[3+(N-4)x5]:6}x7=8 PLSSSSSS

Answer 1

Răspuns:

n=4

Explicație pas cu pas:

1+{2*[3+(n-4)*5]/6}*7=8

1+{2*(3+5n-20)/6}*7=8

1+{(10n-34)/6}*7=8

1+(10/6n-34/6)*7=8

1+70/6n-238/6=8

6+70n-238=48

70n=280

n=4