On a quiz you answered 20 questions correctly out of 28. what percent did you answer correctly rounded to the nearest percent? show work

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

Which expression is equal to (f+g)(x)?