Question

Află numerele a, b şi c, ştiind că: b:a=5 rest 4, c:b=3 rest 10, a+b+c=215,​

Answer 1

Bună!! Te ajut eu!!

3b+10=3(5a +4) +10=15a + 12 + 10 =

= 15a +22 =) ( = 15a +22

a+b+c=215 <=>

=) at 5a +4+15@+22= 215 2=)

<=> a +5a +15a +4 +22=215< =)

=) 21a +26 = 215 < =)

=) 21a = 215-262=)

=> 21a = 1892 =)

=) a = 189:21 <=)

<=> a = 9

=> = 5.9 + 4 L =)

=> la - 45+4 =)

10 - 49

X = 3 1 + 10 c = )

L-)

L= ) X = 3 - 49 + 10 L =)

L=> C = 14 7 + 10 L =)

<=)__(= 157

=

Verificare:

a+b+c=215 <=>

<=> 9+49+157=215<=)

- 58+ 15 7 - 215 c = )

=> 215 = 215

Sper ca te-am ajutat!!