👤

Afla numerele necunoscute din egalitatile:(9*a+71):9=13 rest 8 , 87:(5*a-11)=9 rest 6

Răspuns :

9a+71=x
x:9=13 rest 8
x=13x9+8=125
9a+71=125
9a=54
a=6

5a-11=x
87:x=9 rest 6
x=9
5a-11=9
5a=20
a=4
raegaeshsrdthgxssg xbgshgb tsghx