Mathematics, 25.10.2020 07:10, Hfruit

Find the value of the polynomial 5x-4x 2+3 at x=2?

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Mathematics, 21.06.2019 19:30, JacobWat

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Mathematics, 21.06.2019 21:30, brittanysanders

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.