Răspuns :
a+b+c=654
b÷a=11 rest 10
c÷a=25 rest 15
b=11a+10
c=25a+15
a+11a+10+25a+15=654
37a+25=654
37a=654-25
37a=629
a=629÷37
a=17
b=11×17+10
b=187+10
b=197
c=25×17+15
c=425+15
c=440
R: a=17 ; b=197 ; c=440
verificare
17+197+440=654
Sper ca te-am ajutat!
b÷a=11 rest 10
c÷a=25 rest 15
b=11a+10
c=25a+15
a+11a+10+25a+15=654
37a+25=654
37a=654-25
37a=629
a=629÷37
a=17
b=11×17+10
b=187+10
b=197
c=25×17+15
c=425+15
c=440
R: a=17 ; b=197 ; c=440
verificare
17+197+440=654
Sper ca te-am ajutat!
a+b+c=654
b:a=11 rest 10
c:a=25 rest 15
-------------------
a=?;b=?;c=?
654=a+(a*11+10)+(a*25+15)
654=a+11a+10+25a+15
654=37a+25
37a=654-25
37a=629
a=629:37
a=17
b=a*11+10
b=17*11+10
b=187+10
b=197
c=a*25+15
c=17*25+15
c=425+15
c=440
a+b+c=654
17+197+440=654
a=17
b=197
c=440
b:a=11 rest 10
c:a=25 rest 15
-------------------
a=?;b=?;c=?
654=a+(a*11+10)+(a*25+15)
654=a+11a+10+25a+15
654=37a+25
37a=654-25
37a=629
a=629:37
a=17
b=a*11+10
b=17*11+10
b=187+10
b=197
c=a*25+15
c=17*25+15
c=425+15
c=440
a+b+c=654
17+197+440=654
a=17
b=197
c=440