Please help me!I kinda bad at math:(((

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

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.

Write the equation of the circle centered at (10,-2) with radius 2