please help Moosa's sister is six years younger than 3 times his age. The sum of their ages is 30. How old is Moosa?

What is the value of x in the following equation. -x ^3/2 = -27

Find the missing dimension! need asap! tiny square is a =3025 in ²

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.