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{0,5a= (1/3) b
{a=(155-b)
{0,5a= (1/3) b
0,5 (155-b) = (1/3) b
77,5 -0,5b = (1/3) b
77,5= (1/3)b +0,5b
77,5= (1/3)b +(1/2)b
77,5= (2/6)b +(3/6)b
77,5= (5/6)b
b=93
a=155-93
a=62
odp.
{a=6
{b=93
(1/3)
(1/2)
y - druga liczba
0,5x = y/3
1,5x = y
x + y = 155
podstawiamy za y = 1,5x
x + 1,5x = 155
2,5x = 155
x = 155/2,5 = 62
y = 155 - x = 155 - 62 = 93
odp
liczby to 62 i 93