pescalante576 pescalante576 17-01-2022 Mathematics contestada Yosef is twice as old as his sister Joy. When Yosef was 8 years younger, he was the age his sister is now. Which equation can be used to solve for J, Joy’s age now? 1. J-8=2 2. J+2=8J 3. 2J-8=J 4. 2J+8=J