Plzz help 10 points ill give brainliest write an equation that's parallel to -x + 3y = 9

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The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?