Răspuns :
x varsta fratelui mare acum
y varsta fratelui mic acum
x+y=38
12+2=14
38-14=24
24:2=12
x=12+12=24 .
y=2+12=14
x=suma lui mugurel
5x=suma lui ionut
x+5x=42000
x=42000 : 6 = 7000 euro are Mugurel
5x = 7000 · 5=35000 are Ionut
(x+6) · 4-8 ≤48
(x+6) · 4≤ 48+8
x+6≤ 56 :4
x+6≤ 14
x≤ 14-6
x≤8
x={1,2,3,4,5,6,7,8}
y varsta fratelui mic acum
x+y=38
12+2=14
38-14=24
24:2=12
x=12+12=24 .
y=2+12=14
x=suma lui mugurel
5x=suma lui ionut
x+5x=42000
x=42000 : 6 = 7000 euro are Mugurel
5x = 7000 · 5=35000 are Ionut
(x+6) · 4-8 ≤48
(x+6) · 4≤ 48+8
x+6≤ 56 :4
x+6≤ 14
x≤ 14-6
x≤8
x={1,2,3,4,5,6,7,8}
x varsta fratelui mare acum
y varsta fratelui mic acum
x+y=38
12+2=14
38-14=24
24:2=12
x=12+12=24 .
y=2+12=14
x=suma lui mugurel
5x=suma lui ionut
x+5x=42000
x=42000 : 6 = 7000 euro are Mugurel
5x = 7000 · 5=35000 are Ionut
(x+6) · 4-8 ≤48
(x+6) · 4≤ 48+8
x+6≤ 56 :4
x+6≤ 14
x≤ 14-6
x≤8
x={1,2,3,4,5,6,7,8}
y varsta fratelui mic acum
x+y=38
12+2=14
38-14=24
24:2=12
x=12+12=24 .
y=2+12=14
x=suma lui mugurel
5x=suma lui ionut
x+5x=42000
x=42000 : 6 = 7000 euro are Mugurel
5x = 7000 · 5=35000 are Ionut
(x+6) · 4-8 ≤48
(x+6) · 4≤ 48+8
x+6≤ 56 :4
x+6≤ 14
x≤ 14-6
x≤8
x={1,2,3,4,5,6,7,8}