Multiply the polynomials using the foil method. express your answer as a single polynomial in standard form.
(x-9)(x-8)
(x-9)(x-8)=

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.