Question

1.a/b=5/3 , a+b= 24 ,a,b=?
2.a/b=7/9 , a=b-6
3.x/y=3/7 , 2x=82-5y , x,y=,?

Answer 1

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Answer 2

3. y=7x/3, 2x = 82 - 5*7x/3, 6x = 246 - 35x, 41x = 246, x=6,y=7*6/3=14

2. a/b = 7/9, a-b = -6, a-b  /  b = 7-9  /  9, -6/b = -2/9, b= 54/2=27,

a=b-6=21

1 in poza.