Marking brainliest What does this quote mean? “The time is always right to do what is right”- MLK. don’t use the internet pls !!

The sum of two numbers is 86, and their difference is 20. find the two numbers

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?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0