Order the numbers from least to greatest. 1/5, 25%, and 0.2 repeating

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol