Question

Me ajudem pff.Obs:Teorema de Tales.

Answer 1

x + y = 42

y = 42 - x

8/6 = x/42-x

6x = 8(42-x)

6x = 336 - 8x

6x + 8x = 336

14x = 336

x = 336/14

x = 24

y = 42 - x => y = 42 - 24 => y = 18

x - y =

24 - 18 =

6