A circular running track is ⅖ miles around. Kiran can complete 1 lap around in ¹⁄₁₅ hours. What is Kiran's speed in miles per hour

Find two rational expressions that have the difference of 2-n/n-4

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible