What expression must go in the missing space?
(m+2) (
) = m2 + 8m +12

What is the area of the triangle 10 13 12

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.

3x = 729 solve for x plz . it's urgent. will mark