Ellen drove 220 miles in 3.5hours. to the nearest tenth, find ellen's average speed in miles per hours

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.

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

The longer leg of a 30-60-90 trangle is 18