Acarpenter used 38ft in three pieces to trim a garage door. if the long piece was 2ft longer than twice the length of each shorter piece then how long was each piece?

answer : the long piece was __ ft long. each shorter piece was __ ft long.

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.