What is (−2) ( 3 4 /7 ) ?

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

What expression is equivalent to (84+16)