Fill in the missing steps and justification used to solve the given equation? Plz I need help

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

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10