What expression is equivalent to -1/3(6x+15)-3

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week

Iam at home. /: i am playing video games. translate the following statement into symbolic form.