Răspunsuri

2014-08-27T19:19:47+03:00
(a+a+1+a+2):7=13 rest 5

3a+3=91+5

3a=96-3

3a=93

a=31

a+1=31+1=32
a+2=31+2=33
13 4 13
  • Utilizator Brainly
2014-08-27T19:22:41+03:00
(x+x+1+x+2):7=13 rest 5
3x+3=13*7+5
3x+3=96
3x=93
x=31

x+1=31+1=32
x+2=31+2=33
2 5 2