Can yall help my little sister out.

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

Describe how making an ‘and’ compound sentence effects your solution set

Jalen charges $25.50 for every 3 hours of yard work he does for his neighbors. ralph charges $34 for every 4 hours of work that he does. who charges less? opinions: 1.they charge the same amount 2.jalen 3.ralph